Slave Voyages Estimates Pivot Tables.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "id": "db3af1c3",
   "metadata": {},
   "outputs": [],
   "source": [
    "import requests\n",
    "import pandas as pd\n",
    "import plotly.graph_objects as go\n",
    "import ipywidgets as widgets\n",
    "import plotly.express as px\n",
    "import numpy as np\n",
    "import json\n",
    "import math\n",
    "pd.options.mode.chained_assignment = None  # default='warn'\n",
    "from app_secrets import headers\n",
    "\n",
    "base_url = 'https://voyages3-api.crc.rice.edu/'"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "id": "c7e1fcbe",
   "metadata": {},
   "outputs": [],
   "source": [
    "#Get options to\n",
    "## 1. validate existence of selected vars\n",
    "## 2. retrieve datatypes and labels for later use\n",
    "r = requests.options(base_url + 'voyage?hierarchical=False&auto=False', headers=headers)\n",
    "options_dict = r.json()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "id": "3f4ea195",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "{'Authorization': 'Token 3e9ed2e0fa70a1a5cb6f34eb7a30ebde208ecd8f'}"
      ]
     },
     "execution_count": 3,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "headers"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "id": "fcecbe00",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'https://voyages3-api.crc.rice.edu/voyage/groupby'"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "url = base_url + 'voyage/groupby'\n",
    "url"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "id": "68905b1b",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "{'id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'ID'},\n",
       " 'voyage_itinerary': {'type': 'table',\n",
       "  'label': 'Itinerary',\n",
       "  'flatlabel': 'Itinerary'},\n",
       " 'voyage_itinerary__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : ID'},\n",
       " 'voyage_itinerary__port_of_departure': {'type': 'table',\n",
       "  'label': 'Port of departure (PORTDEP)',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP)'},\n",
       " 'voyage_itinerary__port_of_departure__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : ID'},\n",
       " 'voyage_itinerary__port_of_departure__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Region'},\n",
       " 'voyage_itinerary__port_of_departure__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Region : ID'},\n",
       " 'voyage_itinerary__port_of_departure__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Region : Broad Region'},\n",
       " 'voyage_itinerary__port_of_departure__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Region : Broad Region : ID'},\n",
       " 'voyage_itinerary__port_of_departure__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__port_of_departure__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__port_of_departure__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__port_of_departure__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Region : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__port_of_departure__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Region : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__port_of_departure__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Region : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__port_of_departure__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Region : Longitude of point'},\n",
       " 'voyage_itinerary__port_of_departure__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Region : Latitude of point'},\n",
       " 'voyage_itinerary__port_of_departure__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Region : Numeric code'},\n",
       " 'voyage_itinerary__port_of_departure__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Region : Show on map'},\n",
       " 'voyage_itinerary__port_of_departure__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Region : Show on main map'},\n",
       " 'voyage_itinerary__port_of_departure__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Place'},\n",
       " 'voyage_itinerary__port_of_departure__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Numeric code'},\n",
       " 'voyage_itinerary__port_of_departure__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Longitude of point'},\n",
       " 'voyage_itinerary__port_of_departure__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Latitude of point'},\n",
       " 'voyage_itinerary__port_of_departure__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Show on main map'},\n",
       " 'voyage_itinerary__port_of_departure__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Itinerary : Port of departure (PORTDEP) : Show on voyage map'},\n",
       " 'voyage_itinerary__int_first_port_emb': {'type': 'table',\n",
       "  'label': 'First intended port of embarkation (EMBPORT)',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT)'},\n",
       " 'voyage_itinerary__int_first_port_emb__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : ID'},\n",
       " 'voyage_itinerary__int_first_port_emb__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Region'},\n",
       " 'voyage_itinerary__int_first_port_emb__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Region : ID'},\n",
       " 'voyage_itinerary__int_first_port_emb__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Region : Broad Region'},\n",
       " 'voyage_itinerary__int_first_port_emb__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Region : Broad Region : ID'},\n",
       " 'voyage_itinerary__int_first_port_emb__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__int_first_port_emb__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__int_first_port_emb__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__int_first_port_emb__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Region : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__int_first_port_emb__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Region : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__int_first_port_emb__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Region : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__int_first_port_emb__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Region : Longitude of point'},\n",
       " 'voyage_itinerary__int_first_port_emb__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Region : Latitude of point'},\n",
       " 'voyage_itinerary__int_first_port_emb__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Region : Numeric code'},\n",
       " 'voyage_itinerary__int_first_port_emb__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Region : Show on map'},\n",
       " 'voyage_itinerary__int_first_port_emb__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Region : Show on main map'},\n",
       " 'voyage_itinerary__int_first_port_emb__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Place'},\n",
       " 'voyage_itinerary__int_first_port_emb__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Numeric code'},\n",
       " 'voyage_itinerary__int_first_port_emb__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Longitude of point'},\n",
       " 'voyage_itinerary__int_first_port_emb__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Latitude of point'},\n",
       " 'voyage_itinerary__int_first_port_emb__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Show on main map'},\n",
       " 'voyage_itinerary__int_first_port_emb__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Itinerary : First intended port of embarkation (EMBPORT) : Show on voyage map'},\n",
       " 'voyage_itinerary__int_second_port_emb': {'type': 'table',\n",
       "  'label': 'Second intended port of embarkation (EMBPORT2)',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2)'},\n",
       " 'voyage_itinerary__int_second_port_emb__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : ID'},\n",
       " 'voyage_itinerary__int_second_port_emb__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Region'},\n",
       " 'voyage_itinerary__int_second_port_emb__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Region : ID'},\n",
       " 'voyage_itinerary__int_second_port_emb__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Region : Broad Region'},\n",
       " 'voyage_itinerary__int_second_port_emb__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Region : Broad Region : ID'},\n",
       " 'voyage_itinerary__int_second_port_emb__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__int_second_port_emb__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__int_second_port_emb__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__int_second_port_emb__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Region : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__int_second_port_emb__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Region : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__int_second_port_emb__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Region : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__int_second_port_emb__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Region : Longitude of point'},\n",
       " 'voyage_itinerary__int_second_port_emb__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Region : Latitude of point'},\n",
       " 'voyage_itinerary__int_second_port_emb__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Region : Numeric code'},\n",
       " 'voyage_itinerary__int_second_port_emb__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Region : Show on map'},\n",
       " 'voyage_itinerary__int_second_port_emb__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Region : Show on main map'},\n",
       " 'voyage_itinerary__int_second_port_emb__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Place'},\n",
       " 'voyage_itinerary__int_second_port_emb__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Numeric code'},\n",
       " 'voyage_itinerary__int_second_port_emb__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Longitude of point'},\n",
       " 'voyage_itinerary__int_second_port_emb__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Latitude of point'},\n",
       " 'voyage_itinerary__int_second_port_emb__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Show on main map'},\n",
       " 'voyage_itinerary__int_second_port_emb__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Itinerary : Second intended port of embarkation (EMBPORT2) : Show on voyage map'},\n",
       " 'voyage_itinerary__int_first_region_purchase_slaves': {'type': 'table',\n",
       "  'label': 'First intended region of purchase of slaves (EMBREG)',\n",
       "  'flatlabel': 'Itinerary : First intended region of purchase of slaves (EMBREG)'},\n",
       " 'voyage_itinerary__int_first_region_purchase_slaves__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First intended region of purchase of slaves (EMBREG) : ID'},\n",
       " 'voyage_itinerary__int_first_region_purchase_slaves__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : First intended region of purchase of slaves (EMBREG) : Broad Region'},\n",
       " 'voyage_itinerary__int_first_region_purchase_slaves__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First intended region of purchase of slaves (EMBREG) : Broad Region : ID'},\n",
       " 'voyage_itinerary__int_first_region_purchase_slaves__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : First intended region of purchase of slaves (EMBREG) : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__int_first_region_purchase_slaves__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended region of purchase of slaves (EMBREG) : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__int_first_region_purchase_slaves__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended region of purchase of slaves (EMBREG) : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__int_first_region_purchase_slaves__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First intended region of purchase of slaves (EMBREG) : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__int_first_region_purchase_slaves__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : First intended region of purchase of slaves (EMBREG) : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__int_first_region_purchase_slaves__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : First intended region of purchase of slaves (EMBREG) : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__int_first_region_purchase_slaves__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended region of purchase of slaves (EMBREG) : Longitude of point'},\n",
       " 'voyage_itinerary__int_first_region_purchase_slaves__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended region of purchase of slaves (EMBREG) : Latitude of point'},\n",
       " 'voyage_itinerary__int_first_region_purchase_slaves__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First intended region of purchase of slaves (EMBREG) : Numeric code'},\n",
       " 'voyage_itinerary__int_first_region_purchase_slaves__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : First intended region of purchase of slaves (EMBREG) : Show on map'},\n",
       " 'voyage_itinerary__int_first_region_purchase_slaves__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : First intended region of purchase of slaves (EMBREG) : Show on main map'},\n",
       " 'voyage_itinerary__int_second_region_purchase_slaves': {'type': 'table',\n",
       "  'label': 'Second intended region of purchase of slaves (EMBREG2)',\n",
       "  'flatlabel': 'Itinerary : Second intended region of purchase of slaves (EMBREG2)'},\n",
       " 'voyage_itinerary__int_second_region_purchase_slaves__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second intended region of purchase of slaves (EMBREG2) : ID'},\n",
       " 'voyage_itinerary__int_second_region_purchase_slaves__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Second intended region of purchase of slaves (EMBREG2) : Broad Region'},\n",
       " 'voyage_itinerary__int_second_region_purchase_slaves__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second intended region of purchase of slaves (EMBREG2) : Broad Region : ID'},\n",
       " 'voyage_itinerary__int_second_region_purchase_slaves__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Second intended region of purchase of slaves (EMBREG2) : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__int_second_region_purchase_slaves__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended region of purchase of slaves (EMBREG2) : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__int_second_region_purchase_slaves__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended region of purchase of slaves (EMBREG2) : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__int_second_region_purchase_slaves__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second intended region of purchase of slaves (EMBREG2) : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__int_second_region_purchase_slaves__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Second intended region of purchase of slaves (EMBREG2) : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__int_second_region_purchase_slaves__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Second intended region of purchase of slaves (EMBREG2) : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__int_second_region_purchase_slaves__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended region of purchase of slaves (EMBREG2) : Longitude of point'},\n",
       " 'voyage_itinerary__int_second_region_purchase_slaves__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended region of purchase of slaves (EMBREG2) : Latitude of point'},\n",
       " 'voyage_itinerary__int_second_region_purchase_slaves__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second intended region of purchase of slaves (EMBREG2) : Numeric code'},\n",
       " 'voyage_itinerary__int_second_region_purchase_slaves__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Second intended region of purchase of slaves (EMBREG2) : Show on map'},\n",
       " 'voyage_itinerary__int_second_region_purchase_slaves__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Second intended region of purchase of slaves (EMBREG2) : Show on main map'},\n",
       " 'voyage_itinerary__int_first_port_dis': {'type': 'table',\n",
       "  'label': 'First intended port of disembarkation (ARRPORT)',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT)'},\n",
       " 'voyage_itinerary__int_first_port_dis__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : ID'},\n",
       " 'voyage_itinerary__int_first_port_dis__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Region'},\n",
       " 'voyage_itinerary__int_first_port_dis__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Region : ID'},\n",
       " 'voyage_itinerary__int_first_port_dis__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Region : Broad Region'},\n",
       " 'voyage_itinerary__int_first_port_dis__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Region : Broad Region : ID'},\n",
       " 'voyage_itinerary__int_first_port_dis__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__int_first_port_dis__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__int_first_port_dis__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__int_first_port_dis__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Region : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__int_first_port_dis__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Region : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__int_first_port_dis__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Region : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__int_first_port_dis__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Region : Longitude of point'},\n",
       " 'voyage_itinerary__int_first_port_dis__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Region : Latitude of point'},\n",
       " 'voyage_itinerary__int_first_port_dis__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Region : Numeric code'},\n",
       " 'voyage_itinerary__int_first_port_dis__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Region : Show on map'},\n",
       " 'voyage_itinerary__int_first_port_dis__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Region : Show on main map'},\n",
       " 'voyage_itinerary__int_first_port_dis__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Place'},\n",
       " 'voyage_itinerary__int_first_port_dis__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Numeric code'},\n",
       " 'voyage_itinerary__int_first_port_dis__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Longitude of point'},\n",
       " 'voyage_itinerary__int_first_port_dis__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Latitude of point'},\n",
       " 'voyage_itinerary__int_first_port_dis__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Show on main map'},\n",
       " 'voyage_itinerary__int_first_port_dis__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Itinerary : First intended port of disembarkation (ARRPORT) : Show on voyage map'},\n",
       " 'voyage_itinerary__int_second_port_dis': {'type': 'table',\n",
       "  'label': 'Second intended port of disembarkation (ARRPORT2)',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2)'},\n",
       " 'voyage_itinerary__int_second_port_dis__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : ID'},\n",
       " 'voyage_itinerary__int_second_port_dis__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Region'},\n",
       " 'voyage_itinerary__int_second_port_dis__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Region : ID'},\n",
       " 'voyage_itinerary__int_second_port_dis__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Region : Broad Region'},\n",
       " 'voyage_itinerary__int_second_port_dis__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Region : Broad Region : ID'},\n",
       " 'voyage_itinerary__int_second_port_dis__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__int_second_port_dis__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__int_second_port_dis__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__int_second_port_dis__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Region : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__int_second_port_dis__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Region : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__int_second_port_dis__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Region : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__int_second_port_dis__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Region : Longitude of point'},\n",
       " 'voyage_itinerary__int_second_port_dis__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Region : Latitude of point'},\n",
       " 'voyage_itinerary__int_second_port_dis__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Region : Numeric code'},\n",
       " 'voyage_itinerary__int_second_port_dis__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Region : Show on map'},\n",
       " 'voyage_itinerary__int_second_port_dis__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Region : Show on main map'},\n",
       " 'voyage_itinerary__int_second_port_dis__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Place'},\n",
       " 'voyage_itinerary__int_second_port_dis__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Numeric code'},\n",
       " 'voyage_itinerary__int_second_port_dis__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Longitude of point'},\n",
       " 'voyage_itinerary__int_second_port_dis__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Latitude of point'},\n",
       " 'voyage_itinerary__int_second_port_dis__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Show on main map'},\n",
       " 'voyage_itinerary__int_second_port_dis__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Itinerary : Second intended port of disembarkation (ARRPORT2) : Show on voyage map'},\n",
       " 'voyage_itinerary__int_first_region_slave_landing': {'type': 'table',\n",
       "  'label': 'First intended region of slave landing (REGARR)',\n",
       "  'flatlabel': 'Itinerary : First intended region of slave landing (REGARR)'},\n",
       " 'voyage_itinerary__int_first_region_slave_landing__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First intended region of slave landing (REGARR) : ID'},\n",
       " 'voyage_itinerary__int_first_region_slave_landing__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : First intended region of slave landing (REGARR) : Broad Region'},\n",
       " 'voyage_itinerary__int_first_region_slave_landing__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First intended region of slave landing (REGARR) : Broad Region : ID'},\n",
       " 'voyage_itinerary__int_first_region_slave_landing__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : First intended region of slave landing (REGARR) : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__int_first_region_slave_landing__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended region of slave landing (REGARR) : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__int_first_region_slave_landing__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended region of slave landing (REGARR) : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__int_first_region_slave_landing__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First intended region of slave landing (REGARR) : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__int_first_region_slave_landing__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : First intended region of slave landing (REGARR) : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__int_first_region_slave_landing__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : First intended region of slave landing (REGARR) : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__int_first_region_slave_landing__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended region of slave landing (REGARR) : Longitude of point'},\n",
       " 'voyage_itinerary__int_first_region_slave_landing__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First intended region of slave landing (REGARR) : Latitude of point'},\n",
       " 'voyage_itinerary__int_first_region_slave_landing__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First intended region of slave landing (REGARR) : Numeric code'},\n",
       " 'voyage_itinerary__int_first_region_slave_landing__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : First intended region of slave landing (REGARR) : Show on map'},\n",
       " 'voyage_itinerary__int_first_region_slave_landing__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : First intended region of slave landing (REGARR) : Show on main map'},\n",
       " 'voyage_itinerary__imp_principal_region_slave_dis': {'type': 'table',\n",
       "  'label': 'Imputed principal region of slave disembarkation (MJSELIMP)',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave disembarkation (MJSELIMP)'},\n",
       " 'voyage_itinerary__imp_principal_region_slave_dis__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave disembarkation (MJSELIMP) : ID'},\n",
       " 'voyage_itinerary__imp_principal_region_slave_dis__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave disembarkation (MJSELIMP) : Broad Region'},\n",
       " 'voyage_itinerary__imp_principal_region_slave_dis__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave disembarkation (MJSELIMP) : Broad Region : ID'},\n",
       " 'voyage_itinerary__imp_principal_region_slave_dis__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave disembarkation (MJSELIMP) : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__imp_principal_region_slave_dis__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave disembarkation (MJSELIMP) : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__imp_principal_region_slave_dis__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave disembarkation (MJSELIMP) : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__imp_principal_region_slave_dis__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave disembarkation (MJSELIMP) : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__imp_principal_region_slave_dis__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave disembarkation (MJSELIMP) : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__imp_principal_region_slave_dis__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave disembarkation (MJSELIMP) : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__imp_principal_region_slave_dis__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave disembarkation (MJSELIMP) : Longitude of point'},\n",
       " 'voyage_itinerary__imp_principal_region_slave_dis__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave disembarkation (MJSELIMP) : Latitude of point'},\n",
       " 'voyage_itinerary__imp_principal_region_slave_dis__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave disembarkation (MJSELIMP) : Numeric code'},\n",
       " 'voyage_itinerary__imp_principal_region_slave_dis__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave disembarkation (MJSELIMP) : Show on map'},\n",
       " 'voyage_itinerary__imp_principal_region_slave_dis__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave disembarkation (MJSELIMP) : Show on main map'},\n",
       " 'voyage_itinerary__int_second_place_region_slave_landing': {'type': 'table',\n",
       "  'label': 'Second intended region of slave landing (REGARR2)',\n",
       "  'flatlabel': 'Itinerary : Second intended region of slave landing (REGARR2)'},\n",
       " 'voyage_itinerary__int_second_place_region_slave_landing__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second intended region of slave landing (REGARR2) : ID'},\n",
       " 'voyage_itinerary__int_second_place_region_slave_landing__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Second intended region of slave landing (REGARR2) : Broad Region'},\n",
       " 'voyage_itinerary__int_second_place_region_slave_landing__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second intended region of slave landing (REGARR2) : Broad Region : ID'},\n",
       " 'voyage_itinerary__int_second_place_region_slave_landing__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Second intended region of slave landing (REGARR2) : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__int_second_place_region_slave_landing__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended region of slave landing (REGARR2) : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__int_second_place_region_slave_landing__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended region of slave landing (REGARR2) : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__int_second_place_region_slave_landing__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second intended region of slave landing (REGARR2) : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__int_second_place_region_slave_landing__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Second intended region of slave landing (REGARR2) : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__int_second_place_region_slave_landing__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Second intended region of slave landing (REGARR2) : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__int_second_place_region_slave_landing__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended region of slave landing (REGARR2) : Longitude of point'},\n",
       " 'voyage_itinerary__int_second_place_region_slave_landing__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second intended region of slave landing (REGARR2) : Latitude of point'},\n",
       " 'voyage_itinerary__int_second_place_region_slave_landing__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second intended region of slave landing (REGARR2) : Numeric code'},\n",
       " 'voyage_itinerary__int_second_place_region_slave_landing__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Second intended region of slave landing (REGARR2) : Show on map'},\n",
       " 'voyage_itinerary__int_second_place_region_slave_landing__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Second intended region of slave landing (REGARR2) : Show on main map'},\n",
       " 'voyage_itinerary__first_place_slave_purchase': {'type': 'table',\n",
       "  'label': 'First place of slave purchase (PLAC1TRA)',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA)'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : ID'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Region'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Region : ID'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Region : Broad Region'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Region : Broad Region : ID'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Region : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Region : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Region : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Region : Longitude of point'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Region : Latitude of point'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Region : Numeric code'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Region : Show on map'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Region : Show on main map'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Place'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Numeric code'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Longitude of point'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Latitude of point'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Show on main map'},\n",
       " 'voyage_itinerary__first_place_slave_purchase__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Itinerary : First place of slave purchase (PLAC1TRA) : Show on voyage map'},\n",
       " 'voyage_itinerary__second_place_slave_purchase': {'type': 'table',\n",
       "  'label': 'Second place of slave purchase (PLAC2TRA)',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA)'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : ID'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Region'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Region : ID'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Region : Broad Region'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Region : Broad Region : ID'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Region : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Region : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Region : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Region : Longitude of point'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Region : Latitude of point'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Region : Numeric code'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Region : Show on map'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Region : Show on main map'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Place'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Numeric code'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Longitude of point'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Latitude of point'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Show on main map'},\n",
       " 'voyage_itinerary__second_place_slave_purchase__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Itinerary : Second place of slave purchase (PLAC2TRA) : Show on voyage map'},\n",
       " 'voyage_itinerary__third_place_slave_purchase': {'type': 'table',\n",
       "  'label': 'Third place of slave purchase (PLAC3TRA)',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA)'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : ID'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Region'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Region : ID'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Region : Broad Region'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Region : Broad Region : ID'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Region : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Region : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Region : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Region : Longitude of point'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Region : Latitude of point'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Region : Numeric code'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Region : Show on map'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Region : Show on main map'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Place'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Numeric code'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Longitude of point'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Latitude of point'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Show on main map'},\n",
       " 'voyage_itinerary__third_place_slave_purchase__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Itinerary : Third place of slave purchase (PLAC3TRA) : Show on voyage map'},\n",
       " 'voyage_itinerary__first_region_slave_emb': {'type': 'table',\n",
       "  'label': 'First region of embarkation of slaves (REGEM1)',\n",
       "  'flatlabel': 'Itinerary : First region of embarkation of slaves (REGEM1)'},\n",
       " 'voyage_itinerary__first_region_slave_emb__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First region of embarkation of slaves (REGEM1) : ID'},\n",
       " 'voyage_itinerary__first_region_slave_emb__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : First region of embarkation of slaves (REGEM1) : Broad Region'},\n",
       " 'voyage_itinerary__first_region_slave_emb__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First region of embarkation of slaves (REGEM1) : Broad Region : ID'},\n",
       " 'voyage_itinerary__first_region_slave_emb__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : First region of embarkation of slaves (REGEM1) : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__first_region_slave_emb__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First region of embarkation of slaves (REGEM1) : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__first_region_slave_emb__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First region of embarkation of slaves (REGEM1) : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__first_region_slave_emb__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First region of embarkation of slaves (REGEM1) : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__first_region_slave_emb__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : First region of embarkation of slaves (REGEM1) : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__first_region_slave_emb__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : First region of embarkation of slaves (REGEM1) : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__first_region_slave_emb__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First region of embarkation of slaves (REGEM1) : Longitude of point'},\n",
       " 'voyage_itinerary__first_region_slave_emb__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First region of embarkation of slaves (REGEM1) : Latitude of point'},\n",
       " 'voyage_itinerary__first_region_slave_emb__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First region of embarkation of slaves (REGEM1) : Numeric code'},\n",
       " 'voyage_itinerary__first_region_slave_emb__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : First region of embarkation of slaves (REGEM1) : Show on map'},\n",
       " 'voyage_itinerary__first_region_slave_emb__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : First region of embarkation of slaves (REGEM1) : Show on main map'},\n",
       " 'voyage_itinerary__second_region_slave_emb': {'type': 'table',\n",
       "  'label': 'Second region of embarkation of slaves (REGEM2)',\n",
       "  'flatlabel': 'Itinerary : Second region of embarkation of slaves (REGEM2)'},\n",
       " 'voyage_itinerary__second_region_slave_emb__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second region of embarkation of slaves (REGEM2) : ID'},\n",
       " 'voyage_itinerary__second_region_slave_emb__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Second region of embarkation of slaves (REGEM2) : Broad Region'},\n",
       " 'voyage_itinerary__second_region_slave_emb__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second region of embarkation of slaves (REGEM2) : Broad Region : ID'},\n",
       " 'voyage_itinerary__second_region_slave_emb__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Second region of embarkation of slaves (REGEM2) : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__second_region_slave_emb__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second region of embarkation of slaves (REGEM2) : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__second_region_slave_emb__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second region of embarkation of slaves (REGEM2) : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__second_region_slave_emb__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second region of embarkation of slaves (REGEM2) : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__second_region_slave_emb__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Second region of embarkation of slaves (REGEM2) : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__second_region_slave_emb__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Second region of embarkation of slaves (REGEM2) : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__second_region_slave_emb__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second region of embarkation of slaves (REGEM2) : Longitude of point'},\n",
       " 'voyage_itinerary__second_region_slave_emb__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second region of embarkation of slaves (REGEM2) : Latitude of point'},\n",
       " 'voyage_itinerary__second_region_slave_emb__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second region of embarkation of slaves (REGEM2) : Numeric code'},\n",
       " 'voyage_itinerary__second_region_slave_emb__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Second region of embarkation of slaves (REGEM2) : Show on map'},\n",
       " 'voyage_itinerary__second_region_slave_emb__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Second region of embarkation of slaves (REGEM2) : Show on main map'},\n",
       " 'voyage_itinerary__third_region_slave_emb': {'type': 'table',\n",
       "  'label': 'Third region of embarkation of slaves (REGEM3)',\n",
       "  'flatlabel': 'Itinerary : Third region of embarkation of slaves (REGEM3)'},\n",
       " 'voyage_itinerary__third_region_slave_emb__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Third region of embarkation of slaves (REGEM3) : ID'},\n",
       " 'voyage_itinerary__third_region_slave_emb__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Third region of embarkation of slaves (REGEM3) : Broad Region'},\n",
       " 'voyage_itinerary__third_region_slave_emb__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Third region of embarkation of slaves (REGEM3) : Broad Region : ID'},\n",
       " 'voyage_itinerary__third_region_slave_emb__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Third region of embarkation of slaves (REGEM3) : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__third_region_slave_emb__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Third region of embarkation of slaves (REGEM3) : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__third_region_slave_emb__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Third region of embarkation of slaves (REGEM3) : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__third_region_slave_emb__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Third region of embarkation of slaves (REGEM3) : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__third_region_slave_emb__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Third region of embarkation of slaves (REGEM3) : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__third_region_slave_emb__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Third region of embarkation of slaves (REGEM3) : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__third_region_slave_emb__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Third region of embarkation of slaves (REGEM3) : Longitude of point'},\n",
       " 'voyage_itinerary__third_region_slave_emb__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Third region of embarkation of slaves (REGEM3) : Latitude of point'},\n",
       " 'voyage_itinerary__third_region_slave_emb__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Third region of embarkation of slaves (REGEM3) : Numeric code'},\n",
       " 'voyage_itinerary__third_region_slave_emb__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Third region of embarkation of slaves (REGEM3) : Show on map'},\n",
       " 'voyage_itinerary__third_region_slave_emb__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Third region of embarkation of slaves (REGEM3) : Show on main map'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing': {'type': 'table',\n",
       "  'label': 'Port of call before Atlantic crossing (NPAFTTRA)',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA)'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : ID'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Region'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Region : ID'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Region : Broad Region'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Region : Broad Region : ID'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Region : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Region : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Region : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Region : Longitude of point'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Region : Latitude of point'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Region : Numeric code'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Region : Show on map'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Region : Show on main map'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Place'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Numeric code'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Longitude of point'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Latitude of point'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Show on main map'},\n",
       " 'voyage_itinerary__port_of_call_before_atl_crossing__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Itinerary : Port of call before Atlantic crossing (NPAFTTRA) : Show on voyage map'},\n",
       " 'voyage_itinerary__first_landing_place': {'type': 'table',\n",
       "  'label': 'First place of slave landing (SLA1PORT)',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT)'},\n",
       " 'voyage_itinerary__first_landing_place__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : ID'},\n",
       " 'voyage_itinerary__first_landing_place__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Region'},\n",
       " 'voyage_itinerary__first_landing_place__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Region : ID'},\n",
       " 'voyage_itinerary__first_landing_place__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Region : Broad Region'},\n",
       " 'voyage_itinerary__first_landing_place__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Region : Broad Region : ID'},\n",
       " 'voyage_itinerary__first_landing_place__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__first_landing_place__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__first_landing_place__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__first_landing_place__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Region : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__first_landing_place__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Region : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__first_landing_place__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Region : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__first_landing_place__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Region : Longitude of point'},\n",
       " 'voyage_itinerary__first_landing_place__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Region : Latitude of point'},\n",
       " 'voyage_itinerary__first_landing_place__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Region : Numeric code'},\n",
       " 'voyage_itinerary__first_landing_place__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Region : Show on map'},\n",
       " 'voyage_itinerary__first_landing_place__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Region : Show on main map'},\n",
       " 'voyage_itinerary__first_landing_place__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Place'},\n",
       " 'voyage_itinerary__first_landing_place__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Numeric code'},\n",
       " 'voyage_itinerary__first_landing_place__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Longitude of point'},\n",
       " 'voyage_itinerary__first_landing_place__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Latitude of point'},\n",
       " 'voyage_itinerary__first_landing_place__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Show on main map'},\n",
       " 'voyage_itinerary__first_landing_place__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Itinerary : First place of slave landing (SLA1PORT) : Show on voyage map'},\n",
       " 'voyage_itinerary__second_landing_place': {'type': 'table',\n",
       "  'label': 'Second place of slave landing (ADPSALE1)',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1)'},\n",
       " 'voyage_itinerary__second_landing_place__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : ID'},\n",
       " 'voyage_itinerary__second_landing_place__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Region'},\n",
       " 'voyage_itinerary__second_landing_place__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Region : ID'},\n",
       " 'voyage_itinerary__second_landing_place__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Region : Broad Region'},\n",
       " 'voyage_itinerary__second_landing_place__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Region : Broad Region : ID'},\n",
       " 'voyage_itinerary__second_landing_place__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__second_landing_place__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__second_landing_place__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__second_landing_place__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Region : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__second_landing_place__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Region : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__second_landing_place__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Region : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__second_landing_place__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Region : Longitude of point'},\n",
       " 'voyage_itinerary__second_landing_place__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Region : Latitude of point'},\n",
       " 'voyage_itinerary__second_landing_place__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Region : Numeric code'},\n",
       " 'voyage_itinerary__second_landing_place__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Region : Show on map'},\n",
       " 'voyage_itinerary__second_landing_place__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Region : Show on main map'},\n",
       " 'voyage_itinerary__second_landing_place__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Place'},\n",
       " 'voyage_itinerary__second_landing_place__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Numeric code'},\n",
       " 'voyage_itinerary__second_landing_place__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Longitude of point'},\n",
       " 'voyage_itinerary__second_landing_place__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Latitude of point'},\n",
       " 'voyage_itinerary__second_landing_place__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Show on main map'},\n",
       " 'voyage_itinerary__second_landing_place__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Itinerary : Second place of slave landing (ADPSALE1) : Show on voyage map'},\n",
       " 'voyage_itinerary__third_landing_place': {'type': 'table',\n",
       "  'label': 'Third place of slave landing (ADPSALE2)',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2)'},\n",
       " 'voyage_itinerary__third_landing_place__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : ID'},\n",
       " 'voyage_itinerary__third_landing_place__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Region'},\n",
       " 'voyage_itinerary__third_landing_place__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Region : ID'},\n",
       " 'voyage_itinerary__third_landing_place__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Region : Broad Region'},\n",
       " 'voyage_itinerary__third_landing_place__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Region : Broad Region : ID'},\n",
       " 'voyage_itinerary__third_landing_place__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__third_landing_place__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__third_landing_place__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__third_landing_place__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Region : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__third_landing_place__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Region : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__third_landing_place__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Region : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__third_landing_place__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Region : Longitude of point'},\n",
       " 'voyage_itinerary__third_landing_place__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Region : Latitude of point'},\n",
       " 'voyage_itinerary__third_landing_place__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Region : Numeric code'},\n",
       " 'voyage_itinerary__third_landing_place__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Region : Show on map'},\n",
       " 'voyage_itinerary__third_landing_place__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Region : Show on main map'},\n",
       " 'voyage_itinerary__third_landing_place__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Place'},\n",
       " 'voyage_itinerary__third_landing_place__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Numeric code'},\n",
       " 'voyage_itinerary__third_landing_place__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Longitude of point'},\n",
       " 'voyage_itinerary__third_landing_place__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Latitude of point'},\n",
       " 'voyage_itinerary__third_landing_place__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Show on main map'},\n",
       " 'voyage_itinerary__third_landing_place__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Itinerary : Third place of slave landing (ADPSALE2) : Show on voyage map'},\n",
       " 'voyage_itinerary__first_landing_region': {'type': 'table',\n",
       "  'label': 'First region of slave landing (REGDIS1)',\n",
       "  'flatlabel': 'Itinerary : First region of slave landing (REGDIS1)'},\n",
       " 'voyage_itinerary__first_landing_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First region of slave landing (REGDIS1) : ID'},\n",
       " 'voyage_itinerary__first_landing_region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : First region of slave landing (REGDIS1) : Broad Region'},\n",
       " 'voyage_itinerary__first_landing_region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : First region of slave landing (REGDIS1) : Broad Region : ID'},\n",
       " 'voyage_itinerary__first_landing_region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : First region of slave landing (REGDIS1) : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__first_landing_region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First region of slave landing (REGDIS1) : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__first_landing_region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First region of slave landing (REGDIS1) : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__first_landing_region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First region of slave landing (REGDIS1) : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__first_landing_region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : First region of slave landing (REGDIS1) : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__first_landing_region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : First region of slave landing (REGDIS1) : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__first_landing_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : First region of slave landing (REGDIS1) : Longitude of point'},\n",
       " 'voyage_itinerary__first_landing_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : First region of slave landing (REGDIS1) : Latitude of point'},\n",
       " 'voyage_itinerary__first_landing_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : First region of slave landing (REGDIS1) : Numeric code'},\n",
       " 'voyage_itinerary__first_landing_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : First region of slave landing (REGDIS1) : Show on map'},\n",
       " 'voyage_itinerary__first_landing_region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : First region of slave landing (REGDIS1) : Show on main map'},\n",
       " 'voyage_itinerary__second_landing_region': {'type': 'table',\n",
       "  'label': 'Second region of slave landing (REGDIS2)',\n",
       "  'flatlabel': 'Itinerary : Second region of slave landing (REGDIS2)'},\n",
       " 'voyage_itinerary__second_landing_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second region of slave landing (REGDIS2) : ID'},\n",
       " 'voyage_itinerary__second_landing_region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Second region of slave landing (REGDIS2) : Broad Region'},\n",
       " 'voyage_itinerary__second_landing_region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Second region of slave landing (REGDIS2) : Broad Region : ID'},\n",
       " 'voyage_itinerary__second_landing_region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Second region of slave landing (REGDIS2) : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__second_landing_region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second region of slave landing (REGDIS2) : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__second_landing_region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second region of slave landing (REGDIS2) : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__second_landing_region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second region of slave landing (REGDIS2) : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__second_landing_region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Second region of slave landing (REGDIS2) : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__second_landing_region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Second region of slave landing (REGDIS2) : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__second_landing_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Second region of slave landing (REGDIS2) : Longitude of point'},\n",
       " 'voyage_itinerary__second_landing_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Second region of slave landing (REGDIS2) : Latitude of point'},\n",
       " 'voyage_itinerary__second_landing_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Second region of slave landing (REGDIS2) : Numeric code'},\n",
       " 'voyage_itinerary__second_landing_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Second region of slave landing (REGDIS2) : Show on map'},\n",
       " 'voyage_itinerary__second_landing_region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Second region of slave landing (REGDIS2) : Show on main map'},\n",
       " 'voyage_itinerary__third_landing_region': {'type': 'table',\n",
       "  'label': 'Third region of slave landing (REGDIS3)',\n",
       "  'flatlabel': 'Itinerary : Third region of slave landing (REGDIS3)'},\n",
       " 'voyage_itinerary__third_landing_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Third region of slave landing (REGDIS3) : ID'},\n",
       " 'voyage_itinerary__third_landing_region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Third region of slave landing (REGDIS3) : Broad Region'},\n",
       " 'voyage_itinerary__third_landing_region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Third region of slave landing (REGDIS3) : Broad Region : ID'},\n",
       " 'voyage_itinerary__third_landing_region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Third region of slave landing (REGDIS3) : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__third_landing_region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Third region of slave landing (REGDIS3) : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__third_landing_region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Third region of slave landing (REGDIS3) : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__third_landing_region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Third region of slave landing (REGDIS3) : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__third_landing_region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Third region of slave landing (REGDIS3) : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__third_landing_region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Third region of slave landing (REGDIS3) : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__third_landing_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Third region of slave landing (REGDIS3) : Longitude of point'},\n",
       " 'voyage_itinerary__third_landing_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Third region of slave landing (REGDIS3) : Latitude of point'},\n",
       " 'voyage_itinerary__third_landing_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Third region of slave landing (REGDIS3) : Numeric code'},\n",
       " 'voyage_itinerary__third_landing_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Third region of slave landing (REGDIS3) : Show on map'},\n",
       " 'voyage_itinerary__third_landing_region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Third region of slave landing (REGDIS3) : Show on main map'},\n",
       " 'voyage_itinerary__place_voyage_ended': {'type': 'table',\n",
       "  'label': 'Place at which voyage ended (PORTRET)',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET)'},\n",
       " 'voyage_itinerary__place_voyage_ended__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : ID'},\n",
       " 'voyage_itinerary__place_voyage_ended__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Region'},\n",
       " 'voyage_itinerary__place_voyage_ended__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Region : ID'},\n",
       " 'voyage_itinerary__place_voyage_ended__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Region : Broad Region'},\n",
       " 'voyage_itinerary__place_voyage_ended__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Region : Broad Region : ID'},\n",
       " 'voyage_itinerary__place_voyage_ended__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__place_voyage_ended__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__place_voyage_ended__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__place_voyage_ended__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Region : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__place_voyage_ended__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Region : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__place_voyage_ended__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Region : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__place_voyage_ended__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Region : Longitude of point'},\n",
       " 'voyage_itinerary__place_voyage_ended__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Region : Latitude of point'},\n",
       " 'voyage_itinerary__place_voyage_ended__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Region : Numeric code'},\n",
       " 'voyage_itinerary__place_voyage_ended__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Region : Show on map'},\n",
       " 'voyage_itinerary__place_voyage_ended__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Region : Show on main map'},\n",
       " 'voyage_itinerary__place_voyage_ended__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Place'},\n",
       " 'voyage_itinerary__place_voyage_ended__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Numeric code'},\n",
       " 'voyage_itinerary__place_voyage_ended__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Longitude of point'},\n",
       " 'voyage_itinerary__place_voyage_ended__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Latitude of point'},\n",
       " 'voyage_itinerary__place_voyage_ended__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Show on main map'},\n",
       " 'voyage_itinerary__place_voyage_ended__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Itinerary : Place at which voyage ended (PORTRET) : Show on voyage map'},\n",
       " 'voyage_itinerary__region_of_return': {'type': 'table',\n",
       "  'label': 'Region of return (RETRNREG)',\n",
       "  'flatlabel': 'Itinerary : Region of return (RETRNREG)'},\n",
       " 'voyage_itinerary__region_of_return__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Region of return (RETRNREG) : ID'},\n",
       " 'voyage_itinerary__region_of_return__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Region of return (RETRNREG) : Broad Region'},\n",
       " 'voyage_itinerary__region_of_return__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Region of return (RETRNREG) : Broad Region : ID'},\n",
       " 'voyage_itinerary__region_of_return__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Region of return (RETRNREG) : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__region_of_return__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Region of return (RETRNREG) : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__region_of_return__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Region of return (RETRNREG) : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__region_of_return__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Region of return (RETRNREG) : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__region_of_return__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Region of return (RETRNREG) : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__region_of_return__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Region of return (RETRNREG) : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__region_of_return__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Region of return (RETRNREG) : Longitude of point'},\n",
       " 'voyage_itinerary__region_of_return__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Region of return (RETRNREG) : Latitude of point'},\n",
       " 'voyage_itinerary__region_of_return__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Region of return (RETRNREG) : Numeric code'},\n",
       " 'voyage_itinerary__region_of_return__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Region of return (RETRNREG) : Show on map'},\n",
       " 'voyage_itinerary__region_of_return__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Region of return (RETRNREG) : Show on main map'},\n",
       " 'voyage_itinerary__broad_region_of_return': {'type': 'table',\n",
       "  'label': 'Broad region of return (RETRNREG1)',\n",
       "  'flatlabel': 'Itinerary : Broad region of return (RETRNREG1)'},\n",
       " 'voyage_itinerary__broad_region_of_return__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Broad region of return (RETRNREG1) : ID'},\n",
       " 'voyage_itinerary__broad_region_of_return__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Broad region of return (RETRNREG1) : Broad region (Area) name'},\n",
       " 'voyage_itinerary__broad_region_of_return__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Broad region of return (RETRNREG1) : Longitude of point'},\n",
       " 'voyage_itinerary__broad_region_of_return__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Broad region of return (RETRNREG1) : Latitude of point'},\n",
       " 'voyage_itinerary__broad_region_of_return__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Broad region of return (RETRNREG1) : Numeric code'},\n",
       " 'voyage_itinerary__broad_region_of_return__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Broad region of return (RETRNREG1) : Show on map'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin': {'type': 'table',\n",
       "  'label': 'Imputed port where voyage began (PTDEPIMP)',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP)'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : ID'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Region'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Region : ID'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Region : Broad Region'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Region : Broad Region : ID'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Region : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Region : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Region : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Region : Longitude of point'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Region : Latitude of point'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Region : Numeric code'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Region : Show on map'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Region : Show on main map'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Place'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Numeric code'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Longitude of point'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Latitude of point'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Show on main map'},\n",
       " 'voyage_itinerary__imp_port_voyage_begin__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Itinerary : Imputed port where voyage began (PTDEPIMP) : Show on voyage map'},\n",
       " 'voyage_itinerary__imp_region_voyage_begin': {'type': 'table',\n",
       "  'label': 'Imputed region where voyage began (DEPTREGIMP)',\n",
       "  'flatlabel': 'Itinerary : Imputed region where voyage began (DEPTREGIMP)'},\n",
       " 'voyage_itinerary__imp_region_voyage_begin__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Imputed region where voyage began (DEPTREGIMP) : ID'},\n",
       " 'voyage_itinerary__imp_region_voyage_begin__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Imputed region where voyage began (DEPTREGIMP) : Broad Region'},\n",
       " 'voyage_itinerary__imp_region_voyage_begin__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Imputed region where voyage began (DEPTREGIMP) : Broad Region : ID'},\n",
       " 'voyage_itinerary__imp_region_voyage_begin__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Imputed region where voyage began (DEPTREGIMP) : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__imp_region_voyage_begin__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed region where voyage began (DEPTREGIMP) : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__imp_region_voyage_begin__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed region where voyage began (DEPTREGIMP) : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__imp_region_voyage_begin__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Imputed region where voyage began (DEPTREGIMP) : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__imp_region_voyage_begin__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Imputed region where voyage began (DEPTREGIMP) : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__imp_region_voyage_begin__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Imputed region where voyage began (DEPTREGIMP) : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__imp_region_voyage_begin__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed region where voyage began (DEPTREGIMP) : Longitude of point'},\n",
       " 'voyage_itinerary__imp_region_voyage_begin__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed region where voyage began (DEPTREGIMP) : Latitude of point'},\n",
       " 'voyage_itinerary__imp_region_voyage_begin__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Imputed region where voyage began (DEPTREGIMP) : Numeric code'},\n",
       " 'voyage_itinerary__imp_region_voyage_begin__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Imputed region where voyage began (DEPTREGIMP) : Show on map'},\n",
       " 'voyage_itinerary__imp_region_voyage_begin__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Imputed region where voyage began (DEPTREGIMP) : Show on main map'},\n",
       " 'voyage_itinerary__imp_broad_region_voyage_begin': {'type': 'table',\n",
       "  'label': 'Imputed broad region where voyage began (DEPTREGIMP1)',\n",
       "  'flatlabel': 'Itinerary : Imputed broad region where voyage began (DEPTREGIMP1)'},\n",
       " 'voyage_itinerary__imp_broad_region_voyage_begin__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Imputed broad region where voyage began (DEPTREGIMP1) : ID'},\n",
       " 'voyage_itinerary__imp_broad_region_voyage_begin__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Imputed broad region where voyage began (DEPTREGIMP1) : Broad region (Area) name'},\n",
       " 'voyage_itinerary__imp_broad_region_voyage_begin__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed broad region where voyage began (DEPTREGIMP1) : Longitude of point'},\n",
       " 'voyage_itinerary__imp_broad_region_voyage_begin__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed broad region where voyage began (DEPTREGIMP1) : Latitude of point'},\n",
       " 'voyage_itinerary__imp_broad_region_voyage_begin__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Imputed broad region where voyage began (DEPTREGIMP1) : Numeric code'},\n",
       " 'voyage_itinerary__imp_broad_region_voyage_begin__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Imputed broad region where voyage began (DEPTREGIMP1) : Show on map'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase': {'type': 'table',\n",
       "  'label': 'Principal place of slave purchase (MAJBUYPT)',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT)'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : ID'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Region'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Region : ID'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Region : Broad Region'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Region : Broad Region : ID'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Region : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Region : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Region : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Region : Longitude of point'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Region : Latitude of point'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Region : Numeric code'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Region : Show on map'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Region : Show on main map'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Place'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Numeric code'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Longitude of point'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Latitude of point'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Show on main map'},\n",
       " 'voyage_itinerary__principal_place_of_slave_purchase__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Itinerary : Principal place of slave purchase (MAJBUYPT) : Show on voyage map'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase': {'type': 'table',\n",
       "  'label': 'Imputed principal place of slave purchase (MJBYPTIMP)',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP)'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : ID'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Region'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Region : ID'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Region : Broad Region'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Region : Broad Region : ID'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Region : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Region : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Region : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Region : Longitude of point'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Region : Latitude of point'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Region : Numeric code'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Region : Show on map'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Region : Show on main map'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Place'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Numeric code'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Longitude of point'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Latitude of point'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Show on main map'},\n",
       " 'voyage_itinerary__imp_principal_place_of_slave_purchase__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Itinerary : Imputed principal place of slave purchase (MJBYPTIMP) : Show on voyage map'},\n",
       " 'voyage_itinerary__imp_principal_region_of_slave_purchase': {'type': 'table',\n",
       "  'label': 'Imputed principal region of slave purchase (MAJBYIMP)',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave purchase (MAJBYIMP)'},\n",
       " 'voyage_itinerary__imp_principal_region_of_slave_purchase__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave purchase (MAJBYIMP) : ID'},\n",
       " 'voyage_itinerary__imp_principal_region_of_slave_purchase__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave purchase (MAJBYIMP) : Broad Region'},\n",
       " 'voyage_itinerary__imp_principal_region_of_slave_purchase__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave purchase (MAJBYIMP) : Broad Region : ID'},\n",
       " 'voyage_itinerary__imp_principal_region_of_slave_purchase__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave purchase (MAJBYIMP) : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__imp_principal_region_of_slave_purchase__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave purchase (MAJBYIMP) : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__imp_principal_region_of_slave_purchase__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave purchase (MAJBYIMP) : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__imp_principal_region_of_slave_purchase__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave purchase (MAJBYIMP) : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__imp_principal_region_of_slave_purchase__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave purchase (MAJBYIMP) : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__imp_principal_region_of_slave_purchase__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave purchase (MAJBYIMP) : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__imp_principal_region_of_slave_purchase__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave purchase (MAJBYIMP) : Longitude of point'},\n",
       " 'voyage_itinerary__imp_principal_region_of_slave_purchase__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave purchase (MAJBYIMP) : Latitude of point'},\n",
       " 'voyage_itinerary__imp_principal_region_of_slave_purchase__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave purchase (MAJBYIMP) : Numeric code'},\n",
       " 'voyage_itinerary__imp_principal_region_of_slave_purchase__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave purchase (MAJBYIMP) : Show on map'},\n",
       " 'voyage_itinerary__imp_principal_region_of_slave_purchase__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Imputed principal region of slave purchase (MAJBYIMP) : Show on main map'},\n",
       " 'voyage_itinerary__imp_broad_region_of_slave_purchase': {'type': 'table',\n",
       "  'label': 'Imputed principal broad region of slave purchase (MAJBYIMP1)',\n",
       "  'flatlabel': 'Itinerary : Imputed principal broad region of slave purchase (MAJBYIMP1)'},\n",
       " 'voyage_itinerary__imp_broad_region_of_slave_purchase__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Imputed principal broad region of slave purchase (MAJBYIMP1) : ID'},\n",
       " 'voyage_itinerary__imp_broad_region_of_slave_purchase__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Imputed principal broad region of slave purchase (MAJBYIMP1) : Broad region (Area) name'},\n",
       " 'voyage_itinerary__imp_broad_region_of_slave_purchase__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal broad region of slave purchase (MAJBYIMP1) : Longitude of point'},\n",
       " 'voyage_itinerary__imp_broad_region_of_slave_purchase__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal broad region of slave purchase (MAJBYIMP1) : Latitude of point'},\n",
       " 'voyage_itinerary__imp_broad_region_of_slave_purchase__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Imputed principal broad region of slave purchase (MAJBYIMP1) : Numeric code'},\n",
       " 'voyage_itinerary__imp_broad_region_of_slave_purchase__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Imputed principal broad region of slave purchase (MAJBYIMP1) : Show on map'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis': {'type': 'table',\n",
       "  'label': 'Principal port of slave disembarkation (MAJSELPT)',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT)'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : ID'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Region'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Region : ID'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Region : Broad Region'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Region : Broad Region : ID'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Region : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Region : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Region : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Region : Longitude of point'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Region : Latitude of point'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Region : Numeric code'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Region : Show on map'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Region : Show on main map'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Place'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Numeric code'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Longitude of point'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Latitude of point'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Show on main map'},\n",
       " 'voyage_itinerary__principal_port_of_slave_dis__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Itinerary : Principal port of slave disembarkation (MAJSELPT) : Show on voyage map'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis': {'type': 'table',\n",
       "  'label': 'Imputed principal port of slave disembarkation (MJSLPTIMP)',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP)'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : ID'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Region'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Region : ID'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Region : Broad Region'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Region : Broad Region : ID'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Region : Broad Region : Numeric code'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Region : Broad Region : Show on map'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Region : Specific region (country or colony)'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Region : Longitude of point'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Region : Latitude of point'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Region : Numeric code'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Region : Show on map'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Region : Show on main map'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Place'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Numeric code'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Longitude of point'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Latitude of point'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Show on main map'},\n",
       " 'voyage_itinerary__imp_principal_port_slave_dis__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Itinerary : Imputed principal port of slave disembarkation (MJSLPTIMP) : Show on voyage map'},\n",
       " 'voyage_itinerary__imp_broad_region_slave_dis': {'type': 'table',\n",
       "  'label': 'Imputed broad region of slave disembarkation (MJSELIMP1)',\n",
       "  'flatlabel': 'Itinerary : Imputed broad region of slave disembarkation (MJSELIMP1)'},\n",
       " 'voyage_itinerary__imp_broad_region_slave_dis__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Itinerary : Imputed broad region of slave disembarkation (MJSELIMP1) : ID'},\n",
       " 'voyage_itinerary__imp_broad_region_slave_dis__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Itinerary : Imputed broad region of slave disembarkation (MJSELIMP1) : Broad region (Area) name'},\n",
       " 'voyage_itinerary__imp_broad_region_slave_dis__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed broad region of slave disembarkation (MJSELIMP1) : Longitude of point'},\n",
       " 'voyage_itinerary__imp_broad_region_slave_dis__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Itinerary : Imputed broad region of slave disembarkation (MJSELIMP1) : Latitude of point'},\n",
       " 'voyage_itinerary__imp_broad_region_slave_dis__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Itinerary : Imputed broad region of slave disembarkation (MJSELIMP1) : Numeric code'},\n",
       " 'voyage_itinerary__imp_broad_region_slave_dis__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Itinerary : Imputed broad region of slave disembarkation (MJSELIMP1) : Show on map'},\n",
       " 'voyage_itinerary__ports_called_buying_slaves': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of ports of call prior to buying slaves (NPPRETRA)',\n",
       "  'flatlabel': 'Itinerary : Number of ports of call prior to buying slaves (NPPRETRA)'},\n",
       " 'voyage_itinerary__number_of_ports_of_call': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of ports of call in Americas prior to sale of slaves (NPPRIOR)',\n",
       "  'flatlabel': 'Itinerary : Number of ports of call in Americas prior to sale of slaves (NPPRIOR)'},\n",
       " 'voyage_itinerary__voyage': {'type': \"<class 'rest_framework.relations.PrimaryKeyRelatedField'>\",\n",
       "  'label': 'Voyage',\n",
       "  'flatlabel': 'Itinerary : Voyage'},\n",
       " 'voyage_dates': {'type': 'table', 'label': 'Dates', 'flatlabel': 'Dates'},\n",
       " 'voyage_dates__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Dates : ID'},\n",
       " 'voyage_dates__voyage_began': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Date that voyage began (DATEDEPB,A,C)',\n",
       "  'flatlabel': 'Dates : Date that voyage began (DATEDEPB,A,C)'},\n",
       " 'voyage_dates__voyage_began_mm': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Month that voyage began (DATEDEPB,A,C)',\n",
       "  'flatlabel': 'Dates : Month that voyage began (DATEDEPB,A,C)'},\n",
       " 'voyage_dates__voyage_began_dd': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Day that voyage began (DATEDEPB,A,C)',\n",
       "  'flatlabel': 'Dates : Day that voyage began (DATEDEPB,A,C)'},\n",
       " 'voyage_dates__voyage_began_yyyy': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Year that voyage began (DATEDEPB,A,C)',\n",
       "  'flatlabel': 'Dates : Year that voyage began (DATEDEPB,A,C)'},\n",
       " 'voyage_dates__slave_purchase_began': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Date that slave purchase began (D1SLATRB,A,C)',\n",
       "  'flatlabel': 'Dates : Date that slave purchase began (D1SLATRB,A,C)'},\n",
       " 'voyage_dates__slave_purchase_began_mm': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Month that slave purchase began (D1SLATRB,A,C)',\n",
       "  'flatlabel': 'Dates : Month that slave purchase began (D1SLATRB,A,C)'},\n",
       " 'voyage_dates__slave_purchase_began_dd': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Day that slave purchase began (D1SLATRB,A,C)',\n",
       "  'flatlabel': 'Dates : Day that slave purchase began (D1SLATRB,A,C)'},\n",
       " 'voyage_dates__slave_purchase_began_yyyy': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Year that slave purchase began (D1SLATRB,A,C)',\n",
       "  'flatlabel': 'Dates : Year that slave purchase began (D1SLATRB,A,C)'},\n",
       " 'voyage_dates__vessel_left_port': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Date that vessel left last slaving port (DLSLATRB,A,C)',\n",
       "  'flatlabel': 'Dates : Date that vessel left last slaving port (DLSLATRB,A,C)'},\n",
       " 'voyage_dates__vessel_left_port_mm': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Month that vessel left last slaving port (DLSLATRB,A,C)',\n",
       "  'flatlabel': 'Dates : Month that vessel left last slaving port (DLSLATRB,A,C)'},\n",
       " 'voyage_dates__vessel_left_port_dd': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Day that vessel left last slaving port (DLSLATRB,A,C)',\n",
       "  'flatlabel': 'Dates : Day that vessel left last slaving port (DLSLATRB,A,C)'},\n",
       " 'voyage_dates__vessel_left_port_yyyy': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Year that vessel left last slaving port (DLSLATRB,A,C)',\n",
       "  'flatlabel': 'Dates : Year that vessel left last slaving port (DLSLATRB,A,C)'},\n",
       " 'voyage_dates__first_dis_of_slaves': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Date of first disembarkation of slaves (DATARR33,32,34)',\n",
       "  'flatlabel': 'Dates : Date of first disembarkation of slaves (DATARR33,32,34)'},\n",
       " 'voyage_dates__first_dis_of_slaves_mm': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Month of first disembarkation of slaves (DATARR33,32,34)',\n",
       "  'flatlabel': 'Dates : Month of first disembarkation of slaves (DATARR33,32,34)'},\n",
       " 'voyage_dates__first_dis_of_slaves_dd': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Day of first disembarkation of slaves (DATARR33,32,34)',\n",
       "  'flatlabel': 'Dates : Day of first disembarkation of slaves (DATARR33,32,34)'},\n",
       " 'voyage_dates__first_dis_of_slaves_yyyy': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Year of first disembarkation of slaves (DATARR33,32,34)',\n",
       "  'flatlabel': 'Dates : Year of first disembarkation of slaves (DATARR33,32,34)'},\n",
       " 'voyage_dates__date_departed_africa': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Date vessel departed Africa (DATELEFTAFR)',\n",
       "  'flatlabel': 'Dates : Date vessel departed Africa (DATELEFTAFR)'},\n",
       " 'voyage_dates__date_departed_africa_mm': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Month vessel departed Africa (DATELEFTAFR)',\n",
       "  'flatlabel': 'Dates : Month vessel departed Africa (DATELEFTAFR)'},\n",
       " 'voyage_dates__date_departed_africa_dd': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Day vessel departed Africa (DATELEFTAFR)',\n",
       "  'flatlabel': 'Dates : Day vessel departed Africa (DATELEFTAFR)'},\n",
       " 'voyage_dates__date_departed_africa_yyyy': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Year vessel departed Africa (DATELEFTAFR)',\n",
       "  'flatlabel': 'Dates : Year vessel departed Africa (DATELEFTAFR)'},\n",
       " 'voyage_dates__arrival_at_second_place_landing': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Date of arrival at second place of landing (DATARR37,36,38)',\n",
       "  'flatlabel': 'Dates : Date of arrival at second place of landing (DATARR37,36,38)'},\n",
       " 'voyage_dates__arrival_at_second_place_landing_mm': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Month of arrival at second place of landing (DATARR37,36,38)',\n",
       "  'flatlabel': 'Dates : Month of arrival at second place of landing (DATARR37,36,38)'},\n",
       " 'voyage_dates__arrival_at_second_place_landing_dd': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Day of arrival at second place of landing (DATARR37,36,38)',\n",
       "  'flatlabel': 'Dates : Day of arrival at second place of landing (DATARR37,36,38)'},\n",
       " 'voyage_dates__arrival_at_second_place_landing_yyyy': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Year of arrival at second place of landing (DATARR37,36,38)',\n",
       "  'flatlabel': 'Dates : Year of arrival at second place of landing (DATARR37,36,38)'},\n",
       " 'voyage_dates__third_dis_of_slaves': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Date of third disembarkation of slaves (DATARR40,39,41)',\n",
       "  'flatlabel': 'Dates : Date of third disembarkation of slaves (DATARR40,39,41)'},\n",
       " 'voyage_dates__third_dis_of_slaves_mm': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Month of third disembarkation of slaves (DATARR40,39,41)',\n",
       "  'flatlabel': 'Dates : Month of third disembarkation of slaves (DATARR40,39,41)'},\n",
       " 'voyage_dates__third_dis_of_slaves_dd': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Day of third disembarkation of slaves (DATARR40,39,41)',\n",
       "  'flatlabel': 'Dates : Day of third disembarkation of slaves (DATARR40,39,41)'},\n",
       " 'voyage_dates__third_dis_of_slaves_yyyy': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Year of third disembarkation of slaves (DATARR40,39,41)',\n",
       "  'flatlabel': 'Dates : Year of third disembarkation of slaves (DATARR40,39,41)'},\n",
       " 'voyage_dates__departure_last_place_of_landing': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Date of departure from last place of landing (DDEPAMB,*,C)',\n",
       "  'flatlabel': 'Dates : Date of departure from last place of landing (DDEPAMB,*,C)'},\n",
       " 'voyage_dates__departure_last_place_of_landing_mm': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Month of departure from last place of landing (DDEPAMB,*,C)',\n",
       "  'flatlabel': 'Dates : Month of departure from last place of landing (DDEPAMB,*,C)'},\n",
       " 'voyage_dates__departure_last_place_of_landing_dd': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Day of departure from last place of landing (DDEPAMB,*,C)',\n",
       "  'flatlabel': 'Dates : Day of departure from last place of landing (DDEPAMB,*,C)'},\n",
       " 'voyage_dates__departure_last_place_of_landing_yyyy': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Year of departure from last place of landing (DDEPAMB,*,C)',\n",
       "  'flatlabel': 'Dates : Year of departure from last place of landing (DDEPAMB,*,C)'},\n",
       " 'voyage_dates__voyage_completed': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Date on which slave voyage completed (DATARR44,43,45)',\n",
       "  'flatlabel': 'Dates : Date on which slave voyage completed (DATARR44,43,45)'},\n",
       " 'voyage_dates__voyage_completed_mm': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Month on which slave voyage completed (DATARR44,43,45)',\n",
       "  'flatlabel': 'Dates : Month on which slave voyage completed (DATARR44,43,45)'},\n",
       " 'voyage_dates__voyage_completed_dd': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Day on which slave voyage completed (DATARR44,43,45)',\n",
       "  'flatlabel': 'Dates : Day on which slave voyage completed (DATARR44,43,45)'},\n",
       " 'voyage_dates__voyage_completed_yyyy': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Year on which slave voyage completed (DATARR44,43,45)',\n",
       "  'flatlabel': 'Dates : Year on which slave voyage completed (DATARR44,43,45)'},\n",
       " 'voyage_dates__length_middle_passage_days': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Length of Middle Passage in (days) (VOYAGE)',\n",
       "  'flatlabel': 'Dates : Length of Middle Passage in (days) (VOYAGE)'},\n",
       " 'voyage_dates__imp_voyage_began': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Year voyage began',\n",
       "  'flatlabel': 'Dates : Year voyage began'},\n",
       " 'voyage_dates__imp_voyage_began_yyyy': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Year voyage began',\n",
       "  'flatlabel': 'Dates : Year voyage began'},\n",
       " 'voyage_dates__imp_departed_africa': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Year departed Africa',\n",
       "  'flatlabel': 'Dates : Year departed Africa'},\n",
       " 'voyage_dates__imp_departed_africa_yyyy': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Year departed Africa',\n",
       "  'flatlabel': 'Dates : Year departed Africa'},\n",
       " 'voyage_dates__imp_arrival_at_port_of_dis': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Year of arrival at port of disembarkation (YEARAM)',\n",
       "  'flatlabel': 'Dates : Year of arrival at port of disembarkation (YEARAM)'},\n",
       " 'voyage_dates__imp_arrival_at_port_of_dis_yyyy': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Year of arrival at port of disembarkation (YEARAM)',\n",
       "  'flatlabel': 'Dates : Year of arrival at port of disembarkation (YEARAM)'},\n",
       " 'voyage_dates__imp_length_home_to_disembark': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Voyage length from home port to disembarkation (days) (VOY1IMP)',\n",
       "  'flatlabel': 'Dates : Voyage length from home port to disembarkation (days) (VOY1IMP)'},\n",
       " 'voyage_dates__imp_length_leaving_africa_to_disembark': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Voyage length from last slave embarkation to first disembarkation (days) (VOY2IMP)',\n",
       "  'flatlabel': 'Dates : Voyage length from last slave embarkation to first disembarkation (days) (VOY2IMP)'},\n",
       " 'voyage_dates__voyage': {'type': \"<class 'rest_framework.relations.PrimaryKeyRelatedField'>\",\n",
       "  'label': 'Voyage',\n",
       "  'flatlabel': 'Dates : Voyage'},\n",
       " 'voyage_groupings': {'type': 'table',\n",
       "  'label': 'Voyage Groupings',\n",
       "  'flatlabel': 'Voyage Groupings'},\n",
       " 'voyage_groupings__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Voyage Groupings : ID'},\n",
       " 'voyage_groupings__name': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Name',\n",
       "  'flatlabel': 'Voyage Groupings : Name'},\n",
       " 'voyage_groupings__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Value',\n",
       "  'flatlabel': 'Voyage Groupings : Value'},\n",
       " 'voyage_crew': {'type': 'table', 'label': 'Crew', 'flatlabel': 'Crew'},\n",
       " 'voyage_crew__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Crew : ID'},\n",
       " 'voyage_crew__crew_voyage_outset': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Crew at voyage outset',\n",
       "  'flatlabel': 'Crew : Crew at voyage outset'},\n",
       " 'voyage_crew__crew_departure_last_port': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Crew at departure from last port of slave purchase',\n",
       "  'flatlabel': 'Crew : Crew at departure from last port of slave purchase'},\n",
       " 'voyage_crew__crew_first_landing': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Crew at first landing of slaves',\n",
       "  'flatlabel': 'Crew : Crew at first landing of slaves'},\n",
       " 'voyage_crew__crew_return_begin': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Crew when return voyage begin',\n",
       "  'flatlabel': 'Crew : Crew when return voyage begin'},\n",
       " 'voyage_crew__crew_end_voyage': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Crew at end of voyage',\n",
       "  'flatlabel': 'Crew : Crew at end of voyage'},\n",
       " 'voyage_crew__unspecified_crew': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of crew unspecified',\n",
       "  'flatlabel': 'Crew : Number of crew unspecified'},\n",
       " 'voyage_crew__crew_died_before_first_trade': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Crew died before first place of trade in Africa',\n",
       "  'flatlabel': 'Crew : Crew died before first place of trade in Africa'},\n",
       " 'voyage_crew__crew_died_while_ship_african': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Crew died while ship was on African coast',\n",
       "  'flatlabel': 'Crew : Crew died while ship was on African coast'},\n",
       " 'voyage_crew__crew_died_middle_passage': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Crew died during Middle Passage',\n",
       "  'flatlabel': 'Crew : Crew died during Middle Passage'},\n",
       " 'voyage_crew__crew_died_in_americas': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Crew died in the Americas',\n",
       "  'flatlabel': 'Crew : Crew died in the Americas'},\n",
       " 'voyage_crew__crew_died_on_return_voyage': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Crew died on return voyage',\n",
       "  'flatlabel': 'Crew : Crew died on return voyage'},\n",
       " 'voyage_crew__crew_died_complete_voyage': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Crew died during complete voyage',\n",
       "  'flatlabel': 'Crew : Crew died during complete voyage'},\n",
       " 'voyage_crew__crew_deserted': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Total number of crew deserted',\n",
       "  'flatlabel': 'Crew : Total number of crew deserted'},\n",
       " 'voyage_crew__voyage': {'type': \"<class 'rest_framework.relations.PrimaryKeyRelatedField'>\",\n",
       "  'label': 'Voyage',\n",
       "  'flatlabel': 'Crew : Voyage'},\n",
       " 'voyage_ship': {'type': 'table', 'label': 'Ship', 'flatlabel': 'Ship'},\n",
       " 'voyage_ship__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Ship : ID'},\n",
       " 'voyage_ship__rig_of_vessel': {'type': 'table',\n",
       "  'label': 'Rig of Vessel',\n",
       "  'flatlabel': 'Ship : Rig of Vessel'},\n",
       " 'voyage_ship__rig_of_vessel__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Ship : Rig of Vessel : ID'},\n",
       " 'voyage_ship__rig_of_vessel__name': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Name',\n",
       "  'flatlabel': 'Ship : Rig of Vessel : Name'},\n",
       " 'voyage_ship__rig_of_vessel__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Value',\n",
       "  'flatlabel': 'Ship : Rig of Vessel : Value'},\n",
       " 'voyage_ship__imputed_nationality': {'type': 'table',\n",
       "  'label': 'Imputed Ship Nationality',\n",
       "  'flatlabel': 'Ship : Imputed Ship Nationality'},\n",
       " 'voyage_ship__imputed_nationality__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Ship : Imputed Ship Nationality : ID'},\n",
       " 'voyage_ship__imputed_nationality__name': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Name',\n",
       "  'flatlabel': 'Ship : Imputed Ship Nationality : Name'},\n",
       " 'voyage_ship__imputed_nationality__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Value',\n",
       "  'flatlabel': 'Ship : Imputed Ship Nationality : Value'},\n",
       " 'voyage_ship__ton_type': {'type': 'table',\n",
       "  'label': 'Type of Tonnage',\n",
       "  'flatlabel': 'Ship : Type of Tonnage'},\n",
       " 'voyage_ship__ton_type__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Ship : Type of Tonnage : ID'},\n",
       " 'voyage_ship__ton_type__name': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Name',\n",
       "  'flatlabel': 'Ship : Type of Tonnage : Name'},\n",
       " 'voyage_ship__ton_type__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Value',\n",
       "  'flatlabel': 'Ship : Type of Tonnage : Value'},\n",
       " 'voyage_ship__vessel_construction_place': {'type': 'table',\n",
       "  'label': 'Place where vessel constructed',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed'},\n",
       " 'voyage_ship__vessel_construction_place__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : ID'},\n",
       " 'voyage_ship__vessel_construction_place__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Region'},\n",
       " 'voyage_ship__vessel_construction_place__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Region : ID'},\n",
       " 'voyage_ship__vessel_construction_place__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Region : Broad Region'},\n",
       " 'voyage_ship__vessel_construction_place__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Region : Broad Region : ID'},\n",
       " 'voyage_ship__vessel_construction_place__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_ship__vessel_construction_place__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_ship__vessel_construction_place__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_ship__vessel_construction_place__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Region : Broad Region : Numeric code'},\n",
       " 'voyage_ship__vessel_construction_place__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Region : Broad Region : Show on map'},\n",
       " 'voyage_ship__vessel_construction_place__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Region : Specific region (country or colony)'},\n",
       " 'voyage_ship__vessel_construction_place__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Region : Longitude of point'},\n",
       " 'voyage_ship__vessel_construction_place__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Region : Latitude of point'},\n",
       " 'voyage_ship__vessel_construction_place__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Region : Numeric code'},\n",
       " 'voyage_ship__vessel_construction_place__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Region : Show on map'},\n",
       " 'voyage_ship__vessel_construction_place__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Region : Show on main map'},\n",
       " 'voyage_ship__vessel_construction_place__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Place'},\n",
       " 'voyage_ship__vessel_construction_place__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Numeric code'},\n",
       " 'voyage_ship__vessel_construction_place__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Longitude of point'},\n",
       " 'voyage_ship__vessel_construction_place__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Latitude of point'},\n",
       " 'voyage_ship__vessel_construction_place__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Show on main map'},\n",
       " 'voyage_ship__vessel_construction_place__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Ship : Place where vessel constructed : Show on voyage map'},\n",
       " 'voyage_ship__vessel_construction_region': {'type': 'table',\n",
       "  'label': 'Region where vessel constructed',\n",
       "  'flatlabel': 'Ship : Region where vessel constructed'},\n",
       " 'voyage_ship__vessel_construction_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Ship : Region where vessel constructed : ID'},\n",
       " 'voyage_ship__vessel_construction_region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Ship : Region where vessel constructed : Broad Region'},\n",
       " 'voyage_ship__vessel_construction_region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Ship : Region where vessel constructed : Broad Region : ID'},\n",
       " 'voyage_ship__vessel_construction_region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Ship : Region where vessel constructed : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_ship__vessel_construction_region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Ship : Region where vessel constructed : Broad Region : Longitude of point'},\n",
       " 'voyage_ship__vessel_construction_region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Ship : Region where vessel constructed : Broad Region : Latitude of point'},\n",
       " 'voyage_ship__vessel_construction_region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Ship : Region where vessel constructed : Broad Region : Numeric code'},\n",
       " 'voyage_ship__vessel_construction_region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Ship : Region where vessel constructed : Broad Region : Show on map'},\n",
       " 'voyage_ship__vessel_construction_region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Ship : Region where vessel constructed : Specific region (country or colony)'},\n",
       " 'voyage_ship__vessel_construction_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Ship : Region where vessel constructed : Longitude of point'},\n",
       " 'voyage_ship__vessel_construction_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Ship : Region where vessel constructed : Latitude of point'},\n",
       " 'voyage_ship__vessel_construction_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Ship : Region where vessel constructed : Numeric code'},\n",
       " 'voyage_ship__vessel_construction_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Ship : Region where vessel constructed : Show on map'},\n",
       " 'voyage_ship__vessel_construction_region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Ship : Region where vessel constructed : Show on main map'},\n",
       " 'voyage_ship__registered_place': {'type': 'table',\n",
       "  'label': 'Place where vessel registered',\n",
       "  'flatlabel': 'Ship : Place where vessel registered'},\n",
       " 'voyage_ship__registered_place__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : ID'},\n",
       " 'voyage_ship__registered_place__region': {'type': 'table',\n",
       "  'label': 'Region',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Region'},\n",
       " 'voyage_ship__registered_place__region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Region : ID'},\n",
       " 'voyage_ship__registered_place__region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Region : Broad Region'},\n",
       " 'voyage_ship__registered_place__region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Region : Broad Region : ID'},\n",
       " 'voyage_ship__registered_place__region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Region : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_ship__registered_place__region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Region : Broad Region : Longitude of point'},\n",
       " 'voyage_ship__registered_place__region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Region : Broad Region : Latitude of point'},\n",
       " 'voyage_ship__registered_place__region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Region : Broad Region : Numeric code'},\n",
       " 'voyage_ship__registered_place__region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Region : Broad Region : Show on map'},\n",
       " 'voyage_ship__registered_place__region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Region : Specific region (country or colony)'},\n",
       " 'voyage_ship__registered_place__region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Region : Longitude of point'},\n",
       " 'voyage_ship__registered_place__region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Region : Latitude of point'},\n",
       " 'voyage_ship__registered_place__region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Region : Numeric code'},\n",
       " 'voyage_ship__registered_place__region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Region : Show on map'},\n",
       " 'voyage_ship__registered_place__region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Region : Show on main map'},\n",
       " 'voyage_ship__registered_place__place': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Place',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Place'},\n",
       " 'voyage_ship__registered_place__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Numeric code'},\n",
       " 'voyage_ship__registered_place__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Longitude of point'},\n",
       " 'voyage_ship__registered_place__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Latitude of point'},\n",
       " 'voyage_ship__registered_place__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Show on main map'},\n",
       " 'voyage_ship__registered_place__show_on_voyage_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on voyage map',\n",
       "  'flatlabel': 'Ship : Place where vessel registered : Show on voyage map'},\n",
       " 'voyage_ship__registered_region': {'type': 'table',\n",
       "  'label': 'Region where vessel registered',\n",
       "  'flatlabel': 'Ship : Region where vessel registered'},\n",
       " 'voyage_ship__registered_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Ship : Region where vessel registered : ID'},\n",
       " 'voyage_ship__registered_region__broad_region': {'type': 'table',\n",
       "  'label': 'Broad Region',\n",
       "  'flatlabel': 'Ship : Region where vessel registered : Broad Region'},\n",
       " 'voyage_ship__registered_region__broad_region__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Ship : Region where vessel registered : Broad Region : ID'},\n",
       " 'voyage_ship__registered_region__broad_region__broad_region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Broad region (Area) name',\n",
       "  'flatlabel': 'Ship : Region where vessel registered : Broad Region : Broad region (Area) name'},\n",
       " 'voyage_ship__registered_region__broad_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Ship : Region where vessel registered : Broad Region : Longitude of point'},\n",
       " 'voyage_ship__registered_region__broad_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Ship : Region where vessel registered : Broad Region : Latitude of point'},\n",
       " 'voyage_ship__registered_region__broad_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Ship : Region where vessel registered : Broad Region : Numeric code'},\n",
       " 'voyage_ship__registered_region__broad_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Ship : Region where vessel registered : Broad Region : Show on map'},\n",
       " 'voyage_ship__registered_region__region': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Specific region (country or colony)',\n",
       "  'flatlabel': 'Ship : Region where vessel registered : Specific region (country or colony)'},\n",
       " 'voyage_ship__registered_region__longitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Longitude of point',\n",
       "  'flatlabel': 'Ship : Region where vessel registered : Longitude of point'},\n",
       " 'voyage_ship__registered_region__latitude': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Latitude of point',\n",
       "  'flatlabel': 'Ship : Region where vessel registered : Latitude of point'},\n",
       " 'voyage_ship__registered_region__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Numeric code',\n",
       "  'flatlabel': 'Ship : Region where vessel registered : Numeric code'},\n",
       " 'voyage_ship__registered_region__show_on_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on map',\n",
       "  'flatlabel': 'Ship : Region where vessel registered : Show on map'},\n",
       " 'voyage_ship__registered_region__show_on_main_map': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Show on main map',\n",
       "  'flatlabel': 'Ship : Region where vessel registered : Show on main map'},\n",
       " 'voyage_ship__ship_name': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Name of vessel',\n",
       "  'flatlabel': 'Ship : Name of vessel'},\n",
       " 'voyage_ship__tonnage': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Tonnage of vessel',\n",
       "  'flatlabel': 'Ship : Tonnage of vessel'},\n",
       " 'voyage_ship__guns_mounted': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Guns mounted',\n",
       "  'flatlabel': 'Ship : Guns mounted'},\n",
       " 'voyage_ship__year_of_construction': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': \"Year of vessel's construction\",\n",
       "  'flatlabel': \"Ship : Year of vessel's construction\"},\n",
       " 'voyage_ship__registered_year': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': \"Year of vessel's registration\",\n",
       "  'flatlabel': \"Ship : Year of vessel's registration\"},\n",
       " 'voyage_ship__tonnage_mod': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Tonnage standardized on British measured tons 1773-1870',\n",
       "  'flatlabel': 'Ship : Tonnage standardized on British measured tons 1773-1870'},\n",
       " 'voyage_ship__nationality_ship': {'type': \"<class 'rest_framework.relations.PrimaryKeyRelatedField'>\",\n",
       "  'label': 'Ship Nationality',\n",
       "  'flatlabel': 'Ship : Ship Nationality'},\n",
       " 'voyage_ship__voyage': {'type': \"<class 'rest_framework.relations.PrimaryKeyRelatedField'>\",\n",
       "  'label': 'Voyage',\n",
       "  'flatlabel': 'Ship : Voyage'},\n",
       " 'voyage_captainconnection': {'type': 'table',\n",
       "  'label': 'Voyage captain information',\n",
       "  'flatlabel': 'Voyage captain information'},\n",
       " 'voyage_captainconnection__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Voyage captain information : ID'},\n",
       " 'voyage_captainconnection__captain': {'type': 'table',\n",
       "  'label': 'Captain',\n",
       "  'flatlabel': 'Voyage captain information : Captain'},\n",
       " 'voyage_captainconnection__captain__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'Voyage captain information : Captain : ID'},\n",
       " 'voyage_captainconnection__captain__name': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': \"Captain's name\",\n",
       "  'flatlabel': \"Voyage captain information : Captain : Captain's name\"},\n",
       " 'voyage_captainconnection__captain_order': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Captain order',\n",
       "  'flatlabel': 'Voyage captain information : Captain order'},\n",
       " 'voyage_captainconnection__voyage': {'type': \"<class 'rest_framework.relations.PrimaryKeyRelatedField'>\",\n",
       "  'label': 'Voyage',\n",
       "  'flatlabel': 'Voyage captain information : Voyage'},\n",
       " 'voyage_shipownerconnection': {'type': 'table',\n",
       "  'label': 'voyage ship owner connection',\n",
       "  'flatlabel': 'voyage ship owner connection'},\n",
       " 'voyage_shipownerconnection__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'voyage ship owner connection : ID'},\n",
       " 'voyage_shipownerconnection__owner': {'type': 'table',\n",
       "  'label': 'Ship Owner',\n",
       "  'flatlabel': 'voyage ship owner connection : Ship Owner'},\n",
       " 'voyage_shipownerconnection__owner__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'voyage ship owner connection : Ship Owner : ID'},\n",
       " 'voyage_shipownerconnection__owner__name': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Name',\n",
       "  'flatlabel': 'voyage ship owner connection : Ship Owner : Name'},\n",
       " 'voyage_shipownerconnection__owner_order': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Owner order',\n",
       "  'flatlabel': 'voyage ship owner connection : Owner order'},\n",
       " 'voyage_shipownerconnection__voyage': {'type': \"<class 'rest_framework.relations.PrimaryKeyRelatedField'>\",\n",
       "  'label': 'Voyage',\n",
       "  'flatlabel': 'voyage ship owner connection : Voyage'},\n",
       " 'voyage_slaves_numbers': {'type': 'table',\n",
       "  'label': 'voyage slaves numbers',\n",
       "  'flatlabel': 'voyage slaves numbers'},\n",
       " 'voyage_slaves_numbers__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'voyage slaves numbers : ID'},\n",
       " 'voyage_slaves_numbers__slave_deaths_before_africa': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Slaves death before leaving Africa (SLADAFRI)',\n",
       "  'flatlabel': 'voyage slaves numbers : Slaves death before leaving Africa (SLADAFRI)'},\n",
       " 'voyage_slaves_numbers__slave_deaths_between_africa_america': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Slaves death between Africa and Americas (SLADVOY)',\n",
       "  'flatlabel': 'voyage slaves numbers : Slaves death between Africa and Americas (SLADVOY)'},\n",
       " 'voyage_slaves_numbers__slave_deaths_between_arrival_and_sale': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Slaves death before arrival and sale (SLADAMER)',\n",
       "  'flatlabel': 'voyage slaves numbers : Slaves death before arrival and sale (SLADAMER)'},\n",
       " 'voyage_slaves_numbers__num_slaves_intended_first_port': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of slaves intended from first port of purchase (SLINTEND)',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of slaves intended from first port of purchase (SLINTEND)'},\n",
       " 'voyage_slaves_numbers__num_slaves_intended_second_port': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of slaves intended from second port of purchase (SLINTEN2)',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of slaves intended from second port of purchase (SLINTEN2)'},\n",
       " 'voyage_slaves_numbers__num_slaves_carried_first_port': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of slaves carried from first port of purchase (NCAR13)',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of slaves carried from first port of purchase (NCAR13)'},\n",
       " 'voyage_slaves_numbers__num_slaves_carried_second_port': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of slaves carried from second port of purchase (NCAR15)',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of slaves carried from second port of purchase (NCAR15)'},\n",
       " 'voyage_slaves_numbers__num_slaves_carried_third_port': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of slaves carried from third port of purchase (NCAR17)',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of slaves carried from third port of purchase (NCAR17)'},\n",
       " 'voyage_slaves_numbers__total_num_slaves_purchased': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Total slaves purchased (TSLAVESP)',\n",
       "  'flatlabel': 'voyage slaves numbers : Total slaves purchased (TSLAVESP)'},\n",
       " 'voyage_slaves_numbers__total_num_slaves_dep_last_slaving_port': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Total slaves on board at departure from last slaving port (TSLAVESD)',\n",
       "  'flatlabel': 'voyage slaves numbers : Total slaves on board at departure from last slaving port (TSLAVESD)'},\n",
       " 'voyage_slaves_numbers__total_num_slaves_arr_first_port_embark': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Total slaves arrived at first port of disembarkation (SLAARRIV)',\n",
       "  'flatlabel': 'voyage slaves numbers : Total slaves arrived at first port of disembarkation (SLAARRIV)'},\n",
       " 'voyage_slaves_numbers__num_slaves_disembark_first_place': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of slaves disembarked at first place (SLAS32)',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of slaves disembarked at first place (SLAS32)'},\n",
       " 'voyage_slaves_numbers__num_slaves_disembark_second_place': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of slaves disembarked at second place (SLAS36)',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of slaves disembarked at second place (SLAS36)'},\n",
       " 'voyage_slaves_numbers__num_slaves_disembark_third_place': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of slaves disembarked at third place (SLAS39)',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of slaves disembarked at third place (SLAS39)'},\n",
       " 'voyage_slaves_numbers__imp_total_num_slaves_embarked': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Total slaves embarked imputed * (slaximp)',\n",
       "  'flatlabel': 'voyage slaves numbers : Total slaves embarked imputed * (slaximp)'},\n",
       " 'voyage_slaves_numbers__imp_total_num_slaves_disembarked': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Total slaves disembarked imputed * (SLAMIMP)',\n",
       "  'flatlabel': 'voyage slaves numbers : Total slaves disembarked imputed * (SLAMIMP)'},\n",
       " 'voyage_slaves_numbers__imp_jamaican_cash_price': {'type': \"<class 'rest_framework.fields.DecimalField'>\",\n",
       "  'label': 'Sterling cash price in Jamaica* (imputed)',\n",
       "  'flatlabel': 'voyage slaves numbers : Sterling cash price in Jamaica* (imputed)'},\n",
       " 'voyage_slaves_numbers__imp_mortality_during_voyage': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Imputed number of slave deaths during Middle Passage (VYMRTIMP)',\n",
       "  'flatlabel': 'voyage slaves numbers : Imputed number of slave deaths during Middle Passage (VYMRTIMP)'},\n",
       " 'voyage_slaves_numbers__num_men_embark_first_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of men (MEN1) embarked at first port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of men (MEN1) embarked at first port of purchase'},\n",
       " 'voyage_slaves_numbers__num_women_embark_first_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of women (WOMEN1) embarked at first port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of women (WOMEN1) embarked at first port of purchase'},\n",
       " 'voyage_slaves_numbers__num_boy_embark_first_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of boys (BOY1) embarked at first port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of boys (BOY1) embarked at first port of purchase'},\n",
       " 'voyage_slaves_numbers__num_girl_embark_first_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of girls (GIRL1) embarked at first port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of girls (GIRL1) embarked at first port of purchase'},\n",
       " 'voyage_slaves_numbers__num_adult_embark_first_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of adults (gender unspecified) (ADULT1) embarked at first port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of adults (gender unspecified) (ADULT1) embarked at first port of purchase'},\n",
       " 'voyage_slaves_numbers__num_child_embark_first_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of children (gender unspecified) (CHILD1) embarked at first port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of children (gender unspecified) (CHILD1) embarked at first port of purchase'},\n",
       " 'voyage_slaves_numbers__num_infant_embark_first_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of infants (INFANT1) embarked at first port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of infants (INFANT1) embarked at first port of purchase'},\n",
       " 'voyage_slaves_numbers__num_males_embark_first_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of males (age unspecified) (MALE1) embarked at first port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of males (age unspecified) (MALE1) embarked at first port of purchase'},\n",
       " 'voyage_slaves_numbers__num_females_embark_first_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of females (age unspecified) (FEMALE1) embarked at first port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of females (age unspecified) (FEMALE1) embarked at first port of purchase'},\n",
       " 'voyage_slaves_numbers__num_men_died_middle_passage': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of men (MEN2) died on Middle Passage',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of men (MEN2) died on Middle Passage'},\n",
       " 'voyage_slaves_numbers__num_women_died_middle_passage': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of women (WOMEN2) died on Middle Passage',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of women (WOMEN2) died on Middle Passage'},\n",
       " 'voyage_slaves_numbers__num_boy_died_middle_passage': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of boys (BOY2) died on Middle Passage',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of boys (BOY2) died on Middle Passage'},\n",
       " 'voyage_slaves_numbers__num_girl_died_middle_passage': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of girls (GIRL2) died on Middle Passage',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of girls (GIRL2) died on Middle Passage'},\n",
       " 'voyage_slaves_numbers__num_adult_died_middle_passage': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of adults (gender unspecified) (ADULT2) died on Middle Passage',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of adults (gender unspecified) (ADULT2) died on Middle Passage'},\n",
       " 'voyage_slaves_numbers__num_child_died_middle_passage': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of children (gender unspecified) (CHILD2) died on Middle Passage',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of children (gender unspecified) (CHILD2) died on Middle Passage'},\n",
       " 'voyage_slaves_numbers__num_infant_died_middle_passage': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of infants (INFANT2) died on Middle Passage',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of infants (INFANT2) died on Middle Passage'},\n",
       " 'voyage_slaves_numbers__num_males_died_middle_passage': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of males (age unspecified) (MALE2) died on Middle Passage',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of males (age unspecified) (MALE2) died on Middle Passage'},\n",
       " 'voyage_slaves_numbers__num_females_died_middle_passage': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of females (age unspecified) (FEMALE2) died on Middle Passage',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of females (age unspecified) (FEMALE2) died on Middle Passage'},\n",
       " 'voyage_slaves_numbers__num_men_disembark_first_landing': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of men (MEN3) disembarked at first place of landing',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of men (MEN3) disembarked at first place of landing'},\n",
       " 'voyage_slaves_numbers__num_women_disembark_first_landing': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of women (WOMEN3) disembarked at first place of landing',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of women (WOMEN3) disembarked at first place of landing'},\n",
       " 'voyage_slaves_numbers__num_boy_disembark_first_landing': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of boys (BOY3) disembarked at first place of landing',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of boys (BOY3) disembarked at first place of landing'},\n",
       " 'voyage_slaves_numbers__num_girl_disembark_first_landing': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of girls (GIRL3) disembarked at first place of landing',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of girls (GIRL3) disembarked at first place of landing'},\n",
       " 'voyage_slaves_numbers__num_adult_disembark_first_landing': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of adults (gender unspecified) (ADULT3) disembarked at first place of landing',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of adults (gender unspecified) (ADULT3) disembarked at first place of landing'},\n",
       " 'voyage_slaves_numbers__num_child_disembark_first_landing': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of children (gender unspecified) (CHILD3) disembarked at first place of landing',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of children (gender unspecified) (CHILD3) disembarked at first place of landing'},\n",
       " 'voyage_slaves_numbers__num_infant_disembark_first_landing': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of infants (INFANT3) disembarked at first place of landing',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of infants (INFANT3) disembarked at first place of landing'},\n",
       " 'voyage_slaves_numbers__num_males_disembark_first_landing': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of males (age unspecified) (MALE3) disembarked at first place of landing',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of males (age unspecified) (MALE3) disembarked at first place of landing'},\n",
       " 'voyage_slaves_numbers__num_females_disembark_first_landing': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of females (age unspecified) (FEMALE3) disembarked at first place of landing',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of females (age unspecified) (FEMALE3) disembarked at first place of landing'},\n",
       " 'voyage_slaves_numbers__num_men_embark_second_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of men (MEN4) embarked at second port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of men (MEN4) embarked at second port of purchase'},\n",
       " 'voyage_slaves_numbers__num_women_embark_second_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of women (WOMEN4) embarked at second port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of women (WOMEN4) embarked at second port of purchase'},\n",
       " 'voyage_slaves_numbers__num_boy_embark_second_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of boys (BOY4) embarked at second port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of boys (BOY4) embarked at second port of purchase'},\n",
       " 'voyage_slaves_numbers__num_girl_embark_second_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of girls (GIRL4) embarked at second port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of girls (GIRL4) embarked at second port of purchase'},\n",
       " 'voyage_slaves_numbers__num_adult_embark_second_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of adults (gender unspecified) (ADULT4) embarked at second port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of adults (gender unspecified) (ADULT4) embarked at second port of purchase'},\n",
       " 'voyage_slaves_numbers__num_child_embark_second_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of children (gender unspecified) (CHILD4) embarked at second port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of children (gender unspecified) (CHILD4) embarked at second port of purchase'},\n",
       " 'voyage_slaves_numbers__num_infant_embark_second_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of infants (INFANT4) embarked at second port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of infants (INFANT4) embarked at second port of purchase'},\n",
       " 'voyage_slaves_numbers__num_males_embark_second_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of males (age unspecified) (MALE4) embarked at second port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of males (age unspecified) (MALE4) embarked at second port of purchase'},\n",
       " 'voyage_slaves_numbers__num_females_embark_second_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of females (age unspecified) (FEMALE4) embarked at second port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of females (age unspecified) (FEMALE4) embarked at second port of purchase'},\n",
       " 'voyage_slaves_numbers__num_men_embark_third_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of men (MEN5) embarked at third port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of men (MEN5) embarked at third port of purchase'},\n",
       " 'voyage_slaves_numbers__num_women_embark_third_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of women (WOMEN5) embarked at third port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of women (WOMEN5) embarked at third port of purchase'},\n",
       " 'voyage_slaves_numbers__num_boy_embark_third_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of boys (BOY5) embarked at third port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of boys (BOY5) embarked at third port of purchase'},\n",
       " 'voyage_slaves_numbers__num_girl_embark_third_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of girls (GIRL5) embarked at third port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of girls (GIRL5) embarked at third port of purchase'},\n",
       " 'voyage_slaves_numbers__num_adult_embark_third_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of adults (gender unspecified) (ADULT5) embarked at third port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of adults (gender unspecified) (ADULT5) embarked at third port of purchase'},\n",
       " 'voyage_slaves_numbers__num_child_embark_third_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of children (gender unspecified) (CHILD5) embarked at third port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of children (gender unspecified) (CHILD5) embarked at third port of purchase'},\n",
       " 'voyage_slaves_numbers__num_infant_embark_third_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of infants (INFANT5) embarked at third port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of infants (INFANT5) embarked at third port of purchase'},\n",
       " 'voyage_slaves_numbers__num_males_embark_third_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of males (age unspecified) (MALE5) embarked at third port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of males (age unspecified) (MALE5) embarked at third port of purchase'},\n",
       " 'voyage_slaves_numbers__num_females_embark_third_port_purchase': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of females (age unspecified) (FEMALE5) embarked at third port of purchase',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of females (age unspecified) (FEMALE5) embarked at third port of purchase'},\n",
       " 'voyage_slaves_numbers__num_men_disembark_second_landing': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of men (MEN6) disembarked at second place of landing',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of men (MEN6) disembarked at second place of landing'},\n",
       " 'voyage_slaves_numbers__num_women_disembark_second_landing': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of women (WOMEN6) disembarked at second place of landing',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of women (WOMEN6) disembarked at second place of landing'},\n",
       " 'voyage_slaves_numbers__num_boy_disembark_second_landing': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of boys (BOY6) disembarked at second place of landing',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of boys (BOY6) disembarked at second place of landing'},\n",
       " 'voyage_slaves_numbers__num_girl_disembark_second_landing': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of girls (GIRL6) disembarked at second place of landing',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of girls (GIRL6) disembarked at second place of landing'},\n",
       " 'voyage_slaves_numbers__num_adult_disembark_second_landing': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of adults (gender unspecified) (ADULT6) disembarked at second place of landing',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of adults (gender unspecified) (ADULT6) disembarked at second place of landing'},\n",
       " 'voyage_slaves_numbers__num_child_disembark_second_landing': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of children (gender unspecified) (CHILD6) disembarked at second place of landing',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of children (gender unspecified) (CHILD6) disembarked at second place of landing'},\n",
       " 'voyage_slaves_numbers__num_infant_disembark_second_landing': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of infants (INFANT6) disembarked at second place of landing',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of infants (INFANT6) disembarked at second place of landing'},\n",
       " 'voyage_slaves_numbers__num_males_disembark_second_landing': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of males (age unspecified) (MALE6) disembarked at second place of landing',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of males (age unspecified) (MALE6) disembarked at second place of landing'},\n",
       " 'voyage_slaves_numbers__num_females_disembark_second_landing': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of females (age unspecified) (FEMALE6) disembarked at second place of landing',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of females (age unspecified) (FEMALE6) disembarked at second place of landing'},\n",
       " 'voyage_slaves_numbers__imp_num_adult_embarked': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Imputed number of adults embarked (ADLT1IMP)',\n",
       "  'flatlabel': 'voyage slaves numbers : Imputed number of adults embarked (ADLT1IMP)'},\n",
       " 'voyage_slaves_numbers__imp_num_children_embarked': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Imputed number of adults embarked (CHIL1IMP)',\n",
       "  'flatlabel': 'voyage slaves numbers : Imputed number of adults embarked (CHIL1IMP)'},\n",
       " 'voyage_slaves_numbers__imp_num_male_embarked': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Imputed number of males embarked (MALE1IMP)',\n",
       "  'flatlabel': 'voyage slaves numbers : Imputed number of males embarked (MALE1IMP)'},\n",
       " 'voyage_slaves_numbers__imp_num_female_embarked': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Imputed number of females embarked (FEML1IMP)',\n",
       "  'flatlabel': 'voyage slaves numbers : Imputed number of females embarked (FEML1IMP)'},\n",
       " 'voyage_slaves_numbers__total_slaves_embarked_age_identified': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Total slaves embarked with age identified (SLAVEMA1)',\n",
       "  'flatlabel': 'voyage slaves numbers : Total slaves embarked with age identified (SLAVEMA1)'},\n",
       " 'voyage_slaves_numbers__total_slaves_embarked_gender_identified': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Total slaves embarked with gender identified (SLAVEMX1)',\n",
       "  'flatlabel': 'voyage slaves numbers : Total slaves embarked with gender identified (SLAVEMX1)'},\n",
       " 'voyage_slaves_numbers__imp_adult_death_middle_passage': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Imputed number of adults who died on Middle Passage (ADLT2IMP)',\n",
       "  'flatlabel': 'voyage slaves numbers : Imputed number of adults who died on Middle Passage (ADLT2IMP)'},\n",
       " 'voyage_slaves_numbers__imp_child_death_middle_passage': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Imputed number of children who died on Middle Passage (CHIL2IMP)',\n",
       "  'flatlabel': 'voyage slaves numbers : Imputed number of children who died on Middle Passage (CHIL2IMP)'},\n",
       " 'voyage_slaves_numbers__imp_male_death_middle_passage': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Imputed number of males who died on Middle Passage (MALE2IMP)',\n",
       "  'flatlabel': 'voyage slaves numbers : Imputed number of males who died on Middle Passage (MALE2IMP)'},\n",
       " 'voyage_slaves_numbers__imp_female_death_middle_passage': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Imputed number of females who died on Middle Passage (FEML2IMP)',\n",
       "  'flatlabel': 'voyage slaves numbers : Imputed number of females who died on Middle Passage (FEML2IMP)'},\n",
       " 'voyage_slaves_numbers__imp_num_adult_landed': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Imputed number of adults landed (ADLT3IMP)',\n",
       "  'flatlabel': 'voyage slaves numbers : Imputed number of adults landed (ADLT3IMP)'},\n",
       " 'voyage_slaves_numbers__imp_num_child_landed': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Imputed number of children landed (CHIL3IMP)',\n",
       "  'flatlabel': 'voyage slaves numbers : Imputed number of children landed (CHIL3IMP)'},\n",
       " 'voyage_slaves_numbers__imp_num_male_landed': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Imputed number of males landed (MALE3IMP)',\n",
       "  'flatlabel': 'voyage slaves numbers : Imputed number of males landed (MALE3IMP)'},\n",
       " 'voyage_slaves_numbers__imp_num_female_landed': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Imputed number of females landed (FEML3IMP)',\n",
       "  'flatlabel': 'voyage slaves numbers : Imputed number of females landed (FEML3IMP)'},\n",
       " 'voyage_slaves_numbers__total_slaves_landed_age_identified': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Total slaves identified by age among landed slaves (SLAVEMA3)',\n",
       "  'flatlabel': 'voyage slaves numbers : Total slaves identified by age among landed slaves (SLAVEMA3)'},\n",
       " 'voyage_slaves_numbers__total_slaves_landed_gender_identified': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Total slaves identified by gender among landed slaves (SLAVEMX3)',\n",
       "  'flatlabel': 'voyage slaves numbers : Total slaves identified by gender among landed slaves (SLAVEMX3)'},\n",
       " 'voyage_slaves_numbers__total_slaves_dept_or_arr_age_identified': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Total slaves identified by age at departure or arrival (SLAVEMA7)',\n",
       "  'flatlabel': 'voyage slaves numbers : Total slaves identified by age at departure or arrival (SLAVEMA7)'},\n",
       " 'voyage_slaves_numbers__total_slaves_dept_or_arr_gender_identified': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Total slaves identified by gender at departure or arrival(SLAVEMX7)',\n",
       "  'flatlabel': 'voyage slaves numbers : Total slaves identified by gender at departure or arrival(SLAVEMX7)'},\n",
       " 'voyage_slaves_numbers__imp_slaves_embarked_for_mortality': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Imputed number of slaves embarked for mortality calculation (TSLMTIMP)',\n",
       "  'flatlabel': 'voyage slaves numbers : Imputed number of slaves embarked for mortality calculation (TSLMTIMP)'},\n",
       " 'voyage_slaves_numbers__imp_num_men_total': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of men (MEN7)',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of men (MEN7)'},\n",
       " 'voyage_slaves_numbers__imp_num_women_total': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of women (WOMEN7) ',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of women (WOMEN7) '},\n",
       " 'voyage_slaves_numbers__imp_num_boy_total': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of boys (BOY7)',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of boys (BOY7)'},\n",
       " 'voyage_slaves_numbers__imp_num_girl_total': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of girls (GIRL7)',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of girls (GIRL7)'},\n",
       " 'voyage_slaves_numbers__imp_num_adult_total': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of adults (gender unspecified) (ADULT7)',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of adults (gender unspecified) (ADULT7)'},\n",
       " 'voyage_slaves_numbers__imp_num_child_total': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of children (gender unspecified) (CHILD7)',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of children (gender unspecified) (CHILD7)'},\n",
       " 'voyage_slaves_numbers__imp_num_males_total': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of males (age unspecified) (MALE7)',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of males (age unspecified) (MALE7)'},\n",
       " 'voyage_slaves_numbers__imp_num_females_total': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Number of females (age unspecified) (FEMALE7) ',\n",
       "  'flatlabel': 'voyage slaves numbers : Number of females (age unspecified) (FEMALE7) '},\n",
       " 'voyage_slaves_numbers__total_slaves_embarked_age_gender_identified': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Total slaves embarked wi th age and gender identified (SLAVMAX1)',\n",
       "  'flatlabel': 'voyage slaves numbers : Total slaves embarked wi th age and gender identified (SLAVMAX1)'},\n",
       " 'voyage_slaves_numbers__total_slaves_by_age_gender_identified_among_landed': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Total slaves identified by age and gender among landed (SLAVMAX3)',\n",
       "  'flatlabel': 'voyage slaves numbers : Total slaves identified by age and gender among landed (SLAVMAX3)'},\n",
       " 'voyage_slaves_numbers__total_slaves_by_age_gender_identified_departure_or_arrival': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Total slaves identified by age and gender at departure or arrival (SLAVMAX7)',\n",
       "  'flatlabel': 'voyage slaves numbers : Total slaves identified by age and gender at departure or arrival (SLAVMAX7)'},\n",
       " 'voyage_slaves_numbers__percentage_boys_among_embarked_slaves': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Percentage of boys among embarked slaves (BOYRAT1)',\n",
       "  'flatlabel': 'voyage slaves numbers : Percentage of boys among embarked slaves (BOYRAT1)'},\n",
       " 'voyage_slaves_numbers__child_ratio_among_embarked_slaves': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Child ratio among embarked slaves (CHILRAT1)',\n",
       "  'flatlabel': 'voyage slaves numbers : Child ratio among embarked slaves (CHILRAT1)'},\n",
       " 'voyage_slaves_numbers__percentage_girls_among_embarked_slaves': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Percentage of girls among embarked slaves (GIRLRAT1)',\n",
       "  'flatlabel': 'voyage slaves numbers : Percentage of girls among embarked slaves (GIRLRAT1)'},\n",
       " 'voyage_slaves_numbers__male_ratio_among_embarked_slaves': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Male ratio among embarked slaves (MALRAT1)',\n",
       "  'flatlabel': 'voyage slaves numbers : Male ratio among embarked slaves (MALRAT1)'},\n",
       " 'voyage_slaves_numbers__percentage_men_among_embarked_slaves': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Percentage of men among embarked slaves (MENRAT1)',\n",
       "  'flatlabel': 'voyage slaves numbers : Percentage of men among embarked slaves (MENRAT1)'},\n",
       " 'voyage_slaves_numbers__percentage_women_among_embarked_slaves': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Percentage of women among embarked slaves (WOMRAT1)',\n",
       "  'flatlabel': 'voyage slaves numbers : Percentage of women among embarked slaves (WOMRAT1)'},\n",
       " 'voyage_slaves_numbers__percentage_boys_among_landed_slaves': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Percentage of boys among landed slaves (BOYRAT3)',\n",
       "  'flatlabel': 'voyage slaves numbers : Percentage of boys among landed slaves (BOYRAT3)'},\n",
       " 'voyage_slaves_numbers__child_ratio_among_landed_slaves': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Child ratio among landed slaves (CHILRAT3)',\n",
       "  'flatlabel': 'voyage slaves numbers : Child ratio among landed slaves (CHILRAT3)'},\n",
       " 'voyage_slaves_numbers__percentage_girls_among_landed_slaves': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Percentage of girls among landed slaves (GIRLRAT3)',\n",
       "  'flatlabel': 'voyage slaves numbers : Percentage of girls among landed slaves (GIRLRAT3)'},\n",
       " 'voyage_slaves_numbers__male_ratio_among_landed_slaves': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Male ratio among landed slaves (MALRAT3)',\n",
       "  'flatlabel': 'voyage slaves numbers : Male ratio among landed slaves (MALRAT3)'},\n",
       " 'voyage_slaves_numbers__percentage_men_among_landed_slaves': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Percentage of men among landed slaves (MENRAT3)',\n",
       "  'flatlabel': 'voyage slaves numbers : Percentage of men among landed slaves (MENRAT3)'},\n",
       " 'voyage_slaves_numbers__percentage_women_among_landed_slaves': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Percentage of women among landed slaves (WOMRAT3)',\n",
       "  'flatlabel': 'voyage slaves numbers : Percentage of women among landed slaves (WOMRAT3)'},\n",
       " 'voyage_slaves_numbers__percentage_men': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Percentage men on voyage (MENRAT7)',\n",
       "  'flatlabel': 'voyage slaves numbers : Percentage men on voyage (MENRAT7)'},\n",
       " 'voyage_slaves_numbers__percentage_women': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Percentage women on voyage (WOMRAT7)',\n",
       "  'flatlabel': 'voyage slaves numbers : Percentage women on voyage (WOMRAT7)'},\n",
       " 'voyage_slaves_numbers__percentage_boy': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Percentage boy on voyage (BOYRAT7)',\n",
       "  'flatlabel': 'voyage slaves numbers : Percentage boy on voyage (BOYRAT7)'},\n",
       " 'voyage_slaves_numbers__percentage_girl': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Percentage girl on voyage (GIRLRAT7)',\n",
       "  'flatlabel': 'voyage slaves numbers : Percentage girl on voyage (GIRLRAT7)'},\n",
       " 'voyage_slaves_numbers__percentage_male': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Percentage male on voyage (MALRAT7)',\n",
       "  'flatlabel': 'voyage slaves numbers : Percentage male on voyage (MALRAT7)'},\n",
       " 'voyage_slaves_numbers__percentage_child': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Percentage children on voyage (CHILRAT7)',\n",
       "  'flatlabel': 'voyage slaves numbers : Percentage children on voyage (CHILRAT7)'},\n",
       " 'voyage_slaves_numbers__percentage_adult': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Percentage adult on voyage',\n",
       "  'flatlabel': 'voyage slaves numbers : Percentage adult on voyage'},\n",
       " 'voyage_slaves_numbers__percentage_female': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Percentage female on voyage',\n",
       "  'flatlabel': 'voyage slaves numbers : Percentage female on voyage'},\n",
       " 'voyage_slaves_numbers__imp_mortality_ratio': {'type': \"<class 'rest_framework.fields.FloatField'>\",\n",
       "  'label': 'Imputed mortality ratio (VYMRTRAT)',\n",
       "  'flatlabel': 'voyage slaves numbers : Imputed mortality ratio (VYMRTRAT)'},\n",
       " 'voyage_slaves_numbers__voyage': {'type': \"<class 'rest_framework.relations.PrimaryKeyRelatedField'>\",\n",
       "  'label': 'Voyage',\n",
       "  'flatlabel': 'voyage slaves numbers : Voyage'},\n",
       " 'voyage_outcome': {'type': 'table',\n",
       "  'label': 'voyage outcome',\n",
       "  'flatlabel': 'voyage outcome'},\n",
       " 'voyage_outcome__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'voyage outcome : ID'},\n",
       " 'voyage_outcome__outcome_owner': {'type': 'table',\n",
       "  'label': 'Owner Outcome',\n",
       "  'flatlabel': 'voyage outcome : Owner Outcome'},\n",
       " 'voyage_outcome__outcome_owner__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'voyage outcome : Owner Outcome : ID'},\n",
       " 'voyage_outcome__outcome_owner__name': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Outcome label',\n",
       "  'flatlabel': 'voyage outcome : Owner Outcome : Outcome label'},\n",
       " 'voyage_outcome__outcome_owner__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Code of outcome',\n",
       "  'flatlabel': 'voyage outcome : Owner Outcome : Code of outcome'},\n",
       " 'voyage_outcome__outcome_slaves': {'type': 'table',\n",
       "  'label': 'Slaves Outcome',\n",
       "  'flatlabel': 'voyage outcome : Slaves Outcome'},\n",
       " 'voyage_outcome__outcome_slaves__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'voyage outcome : Slaves Outcome : ID'},\n",
       " 'voyage_outcome__outcome_slaves__name': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Outcome label',\n",
       "  'flatlabel': 'voyage outcome : Slaves Outcome : Outcome label'},\n",
       " 'voyage_outcome__outcome_slaves__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Code of outcome',\n",
       "  'flatlabel': 'voyage outcome : Slaves Outcome : Code of outcome'},\n",
       " 'voyage_outcome__particular_outcome': {'type': 'table',\n",
       "  'label': 'Particular Outcome',\n",
       "  'flatlabel': 'voyage outcome : Particular Outcome'},\n",
       " 'voyage_outcome__particular_outcome__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'voyage outcome : Particular Outcome : ID'},\n",
       " 'voyage_outcome__particular_outcome__name': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Outcome label',\n",
       "  'flatlabel': 'voyage outcome : Particular Outcome : Outcome label'},\n",
       " 'voyage_outcome__particular_outcome__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Code of outcome',\n",
       "  'flatlabel': 'voyage outcome : Particular Outcome : Code of outcome'},\n",
       " 'voyage_outcome__resistance': {'type': 'table',\n",
       "  'label': 'Resistance',\n",
       "  'flatlabel': 'voyage outcome : Resistance'},\n",
       " 'voyage_outcome__resistance__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'voyage outcome : Resistance : ID'},\n",
       " 'voyage_outcome__resistance__name': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Resistance label',\n",
       "  'flatlabel': 'voyage outcome : Resistance : Resistance label'},\n",
       " 'voyage_outcome__resistance__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Code of resistance',\n",
       "  'flatlabel': 'voyage outcome : Resistance : Code of resistance'},\n",
       " 'voyage_outcome__vessel_captured_outcome': {'type': 'table',\n",
       "  'label': 'Vessel Captured Outcome',\n",
       "  'flatlabel': 'voyage outcome : Vessel Captured Outcome'},\n",
       " 'voyage_outcome__vessel_captured_outcome__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'voyage outcome : Vessel Captured Outcome : ID'},\n",
       " 'voyage_outcome__vessel_captured_outcome__name': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Outcome label',\n",
       "  'flatlabel': 'voyage outcome : Vessel Captured Outcome : Outcome label'},\n",
       " 'voyage_outcome__vessel_captured_outcome__value': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Code of outcome',\n",
       "  'flatlabel': 'voyage outcome : Vessel Captured Outcome : Code of outcome'},\n",
       " 'voyage_outcome__voyage': {'type': \"<class 'rest_framework.relations.PrimaryKeyRelatedField'>\",\n",
       "  'label': 'Voyage',\n",
       "  'flatlabel': 'voyage outcome : Voyage'},\n",
       " 'voyage_sourceconnection': {'type': 'table',\n",
       "  'label': 'voyage sources connection',\n",
       "  'flatlabel': 'voyage sources connection'},\n",
       " 'voyage_sourceconnection__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'voyage sources connection : ID'},\n",
       " 'voyage_sourceconnection__source': {'type': 'table',\n",
       "  'label': 'Source',\n",
       "  'flatlabel': 'voyage sources connection : Source'},\n",
       " 'voyage_sourceconnection__source__id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'ID',\n",
       "  'flatlabel': 'voyage sources connection : Source : ID'},\n",
       " 'voyage_sourceconnection__source__short_ref': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Short reference',\n",
       "  'flatlabel': 'voyage sources connection : Source : Short reference'},\n",
       " 'voyage_sourceconnection__source__full_ref': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Full reference',\n",
       "  'flatlabel': 'voyage sources connection : Source : Full reference'},\n",
       " 'voyage_sourceconnection__source__source_type': {'type': \"<class 'rest_framework.relations.PrimaryKeyRelatedField'>\",\n",
       "  'label': 'Source Type',\n",
       "  'flatlabel': 'voyage sources connection : Source : Source Type'},\n",
       " 'voyage_sourceconnection__text_ref': {'type': \"<class 'rest_framework.fields.CharField'>\",\n",
       "  'label': 'Text reference(citation)',\n",
       "  'flatlabel': 'voyage sources connection : Text reference(citation)'},\n",
       " 'voyage_sourceconnection__voyage': {'type': \"<class 'rest_framework.relations.PrimaryKeyRelatedField'>\",\n",
       "  'label': 'Voyage',\n",
       "  'flatlabel': 'voyage sources connection : Voyage'},\n",
       " 'voyage_id': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Voyage ID',\n",
       "  'flatlabel': 'Voyage ID'},\n",
       " 'voyage_in_cd_rom': {'type': \"<class 'rest_framework.fields.BooleanField'>\",\n",
       "  'label': 'Voyage in 1999 CD-ROM?',\n",
       "  'flatlabel': 'Voyage in 1999 CD-ROM?'},\n",
       " 'last_update': {'type': \"<class 'rest_framework.fields.DateTimeField'>\",\n",
       "  'label': 'Last update',\n",
       "  'flatlabel': 'Last update'},\n",
       " 'dataset': {'type': \"<class 'rest_framework.fields.IntegerField'>\",\n",
       "  'label': 'Dataset',\n",
       "  'flatlabel': 'Dataset'}}"
      ]
     },
     "execution_count": 5,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "json.loads(r.text)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "id": "fabfb078",
   "metadata": {},
   "outputs": [],
   "source": [
    "pivot_table_categorical_vars=[\n",
    " 'voyage_ship__imputed_nationality__name',\n",
    " 'voyage_itinerary__imp_broad_region_voyage_begin__broad_region',\n",
    " 'voyage_itinerary__imp_region_voyage_begin__region',\n",
    " 'voyage_itinerary__imp_port_voyage_begin__place',\n",
    " 'voyage_itinerary__imp_principal_region_of_slave_purchase__region',\n",
    " 'voyage_itinerary__imp_principal_place_of_slave_purchase__place',\n",
    " 'voyage_itinerary__imp_principal_region_slave_dis__region',\n",
    " 'voyage_itinerary__imp_broad_region_slave_dis__broad_region',\n",
    " 'voyage_itinerary__imp_principal_port_slave_dis__place',\n",
    " 'voyage_dates__imp_arrival_at_port_of_dis_yyyy'\n",
    "]\n",
    "\n",
    "pivot_table_numerical_vars=[\n",
    " 'voyage_dates__length_middle_passage_days',\n",
    " 'voyage_slaves_numbers__imp_total_num_slaves_embarked',\n",
    " 'voyage_slaves_numbers__imp_total_num_slaves_disembarked'\n",
    "]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "id": "46a23926",
   "metadata": {},
   "outputs": [],
   "source": [
    "colvar_options = [options_dict[i]['flatlabel'] for i in pivot_table_categorical_vars]\n",
    "\n",
    "colvar_emb = widgets.Dropdown(\n",
    "    options=colvar_options,\n",
    "    description=\"Columns\",\n",
    "    disabled=False,\n",
    ")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "id": "8ca0d397",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "application/vnd.jupyter.widget-view+json": {
       "model_id": "d08aab83fa104d9fb8ceed6d460f84d9",
       "version_major": 2,
       "version_minor": 0
      },
      "text/plain": [
       "Dropdown(description='Columns', options=('Ship : Imputed Ship Nationality : Name', 'Itinerary : Imputed broad …"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "colvar_emb"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "id": "dac651cc",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'Ship : Imputed Ship Nationality : Name'"
      ]
     },
     "execution_count": 9,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "colvar_emb.value"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "id": "5a5c7ddc",
   "metadata": {
    "scrolled": true
   },
   "outputs": [],
   "source": [
    "rowvar_options = [options_dict[i]['flatlabel'] for i in pivot_table_categorical_vars]\n",
    "\n",
    "rowvar_emb = widgets.Dropdown(\n",
    "    options=rowvar_options,\n",
    "    description=\"Rows\",\n",
    "    disabled=False,\n",
    ")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "id": "33030d77",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "application/vnd.jupyter.widget-view+json": {
       "model_id": "229337f10a6546d3af70ed4f63144fb6",
       "version_major": 2,
       "version_minor": 0
      },
      "text/plain": [
       "Dropdown(description='Rows', options=('Ship : Imputed Ship Nationality : Name', 'Itinerary : Imputed broad reg…"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "rowvar_emb"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "id": "589b8152",
   "metadata": {
    "scrolled": true
   },
   "outputs": [],
   "source": [
    "cellvar_options = [options_dict[i]['flatlabel'] for i in pivot_table_numerical_vars]\n",
    "\n",
    "cellvar_emb = widgets.Dropdown(\n",
    "    options=cellvar_options,\n",
    "    description=\"Cells\",\n",
    "    disabled=False\n",
    ")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "id": "883a5bb2",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "application/vnd.jupyter.widget-view+json": {
       "model_id": "2d747869c6e647b5899770a1e6dde2c5",
       "version_major": 2,
       "version_minor": 0
      },
      "text/plain": [
       "Dropdown(description='Cells', options=('Dates : Length of Middle Passage in (days) (VOYAGE)', 'voyage slaves n…"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "cellvar_emb"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "id": "0b357876",
   "metadata": {},
   "outputs": [],
   "source": [
    "dropnavar_emb = widgets.Checkbox(\n",
    "    value=False,\n",
    "    description=\"Drop Empty?\",\n",
    "    disabled=False\n",
    ")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 15,
   "id": "4378ec15",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "application/vnd.jupyter.widget-view+json": {
       "model_id": "aaa9631a7c6e4c70a52ad20f1126c3d9",
       "version_major": 2,
       "version_minor": 0
      },
      "text/plain": [
       "Checkbox(value=False, description='Drop Empty?')"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "dropnavar_emb"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 16,
   "id": "df9fcc80",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "['voyage_dates__length_middle_passage_days',\n",
       " 'voyage_slaves_numbers__imp_total_num_slaves_embarked',\n",
       " 'voyage_slaves_numbers__imp_total_num_slaves_disembarked']"
      ]
     },
     "execution_count": 16,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "pivot_table_numerical_vars"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 17,
   "id": "08f06e4c",
   "metadata": {},
   "outputs": [],
   "source": [
    "url = base_url + 'voyage/groupby'"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 18,
   "id": "bfafa43d",
   "metadata": {},
   "outputs": [],
   "source": [
    "data={ \n",
    "      'groupby_fields' : [\n",
    "          pivot_table_categorical_vars[rowvar_options.index(rowvar_emb.value)],\n",
    "          pivot_table_categorical_vars[colvar_options.index(colvar_emb.value)]\n",
    "      ],\n",
    "      'value_field_tuple':[\n",
    "          pivot_table_numerical_vars[cellvar_options.index(cellvar_emb.value)], 'average'],\n",
    "      'cachename':[\n",
    "          'voyage_pivot_tables']                    \n",
    "     }\n",
    "\n",
    "r = requests.post(url, data=data, headers=headers)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 19,
   "id": "4228025f",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "{'groupby_fields': ['voyage_ship__imputed_nationality__name',\n",
       "  'voyage_ship__imputed_nationality__name'],\n",
       " 'value_field_tuple': ['voyage_dates__length_middle_passage_days', 'average'],\n",
       " 'cachename': ['voyage_pivot_tables']}"
      ]
     },
     "execution_count": 19,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "data"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 20,
   "id": "ed748e8f",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Denmark / Baltic</th>\n",
       "      <th>France</th>\n",
       "      <th>Great Britain</th>\n",
       "      <th>Netherlands</th>\n",
       "      <th>Other</th>\n",
       "      <th>Portugal / Brazil</th>\n",
       "      <th>Spain / Uruguay</th>\n",
       "      <th>Sweden</th>\n",
       "      <th>U.S.A.</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>Denmark / Baltic</th>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>France</th>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Great Britain</th>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Netherlands</th>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Other</th>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Portugal / Brazil</th>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Spain / Uruguay</th>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Sweden</th>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>U.S.A.</th>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                   Denmark / Baltic  France  Great Britain  Netherlands  \\\n",
       "Denmark / Baltic                NaN     NaN            NaN          NaN   \n",
       "France                          NaN     NaN            NaN          NaN   \n",
       "Great Britain                   NaN     NaN            NaN          NaN   \n",
       "Netherlands                     NaN     NaN            NaN          NaN   \n",
       "Other                           NaN     NaN            NaN          NaN   \n",
       "Portugal / Brazil               NaN     NaN            NaN          NaN   \n",
       "Spain / Uruguay                 NaN     NaN            NaN          NaN   \n",
       "Sweden                          NaN     NaN            NaN          NaN   \n",
       "U.S.A.                          NaN     NaN            NaN          NaN   \n",
       "\n",
       "                   Other  Portugal / Brazil  Spain / Uruguay  Sweden  U.S.A.  \n",
       "Denmark / Baltic     NaN                NaN              NaN     NaN     NaN  \n",
       "France               NaN                NaN              NaN     NaN     NaN  \n",
       "Great Britain        NaN                NaN              NaN     NaN     NaN  \n",
       "Netherlands          NaN                NaN              NaN     NaN     NaN  \n",
       "Other                NaN                NaN              NaN     NaN     NaN  \n",
       "Portugal / Brazil    NaN                NaN              NaN     NaN     NaN  \n",
       "Spain / Uruguay      NaN                NaN              NaN     NaN     NaN  \n",
       "Sweden               NaN                NaN              NaN     NaN     NaN  \n",
       "U.S.A.               NaN                NaN              NaN     NaN     NaN  "
      ]
     },
     "execution_count": 20,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df = pd.read_json(r.text)\n",
    "df.reset_index()\n",
    "df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 21,
   "id": "5abb52e7",
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "ename": "NameError",
     "evalue": "name 'year_range_emb' is not defined",
     "output_type": "error",
     "traceback": [
      "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[0;31mNameError\u001b[0m                                 Traceback (most recent call last)",
      "\u001b[0;32m<ipython-input-21-5bee1cafa548>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m \u001b[0myear_range_emb\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
      "\u001b[0;31mNameError\u001b[0m: name 'year_range_emb' is not defined"
     ]
    }
   ],
   "source": [
    "year_range_emb"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 22,
   "id": "9e7aa07f",
   "metadata": {},
   "outputs": [
    {
     "ename": "KeyError",
     "evalue": "'nation__name'",
     "output_type": "error",
     "traceback": [
      "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[0;31mKeyError\u001b[0m                                  Traceback (most recent call last)",
      "\u001b[0;32m<ipython-input-22-648c9f5164dc>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m \u001b[0menslaving_nations_varlabel\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0moptions_dict\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m'nation__name'\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m'label'\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      2\u001b[0m \u001b[0menslaving_nations\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0mlist\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mdf_formatted\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0menslaving_nations_varlabel\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0munique\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      3\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      4\u001b[0m enslaving_nations_emb = widgets.SelectMultiple(\n\u001b[1;32m      5\u001b[0m     \u001b[0moptions\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0menslaving_nations\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
      "\u001b[0;31mKeyError\u001b[0m: 'nation__name'"
     ]
    }
   ],
   "source": [
    "enslaving_nations_varlabel=options_dict['nation__name']['label']\n",
    "enslaving_nations=list(df_formatted[enslaving_nations_varlabel].unique())\n",
    "\n",
    "enslaving_nations_emb = widgets.SelectMultiple(\n",
    "    options=enslaving_nations,\n",
    "    value=enslaving_nations,\n",
    "    description=\"Cells\",\n",
    "    disabled=False\n",
    ")\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 23,
   "id": "06e62edb",
   "metadata": {},
   "outputs": [
    {
     "ename": "NameError",
     "evalue": "name 'enslaving_nations_emb' is not defined",
     "output_type": "error",
     "traceback": [
      "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[0;31mNameError\u001b[0m                                 Traceback (most recent call last)",
      "\u001b[0;32m<ipython-input-23-dcc02e1714fd>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m \u001b[0menslaving_nations_emb\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
      "\u001b[0;31mNameError\u001b[0m: name 'enslaving_nations_emb' is not defined"
     ]
    }
   ],
   "source": [
    "enslaving_nations_emb"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 24,
   "id": "7d2f933c",
   "metadata": {},
   "outputs": [
    {
     "ename": "NameError",
     "evalue": "name 'enslaving_nations_emb' is not defined",
     "output_type": "error",
     "traceback": [
      "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[0;31mNameError\u001b[0m                                 Traceback (most recent call last)",
      "\u001b[0;32m<ipython-input-24-acfb58c857e6>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m \u001b[0menslaving_nations_emb\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
      "\u001b[0;31mNameError\u001b[0m: name 'enslaving_nations_emb' is not defined"
     ]
    }
   ],
   "source": [
    "enslaving_nations_emb.value"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 25,
   "id": "bcbda83b",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "application/vnd.jupyter.widget-view+json": {
       "model_id": "edd36d4f074c43468a99c8a2c5f1c41f",
       "version_major": 2,
       "version_minor": 0
      },
      "text/plain": [
       "TwoByTwoLayout(children=(Dropdown(description='Rows', layout=Layout(grid_area='top-left'), options=('Ship : Im…"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "widgets.TwoByTwoLayout(top_left=rowvar_emb,top_right=colvar_emb,bottom_left=dropnavar_emb,bottom_right=cellvar_emb)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 26,
   "id": "14279468",
   "metadata": {},
   "outputs": [],
   "source": [
    "rowvar=rowvar_emb.value\n",
    "colvar=colvar_emb.value\n",
    "cellvar=cellvar_emb.value"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 27,
   "id": "73796196",
   "metadata": {},
   "outputs": [
    {
     "ename": "NameError",
     "evalue": "name 'df_formatted' is not defined",
     "output_type": "error",
     "traceback": [
      "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[0;31mNameError\u001b[0m                                 Traceback (most recent call last)",
      "\u001b[0;32m<ipython-input-27-c456cfb14a12>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m \u001b[0myears\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0mdf_formatted\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m'Year'\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      2\u001b[0m \u001b[0mmax_epoch_length\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0myear_range_emb\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0myear_range_emb\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;36m0\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      3\u001b[0m \u001b[0mepoch_length_emb\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0mwidgets\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mIntSlider\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mvalue\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0mmax_epoch_length\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0mmin\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0mmax\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0mmax_epoch_length\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0mdescription\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0;34m\"Epoch Length:\"\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
      "\u001b[0;31mNameError\u001b[0m: name 'df_formatted' is not defined"
     ]
    }
   ],
   "source": [
    "years=df_formatted['Year']\n",
    "max_epoch_length=year_range_emb.value[1]-year_range_emb.value[0]\n",
    "epoch_length_emb=widgets.IntSlider(value=max_epoch_length,min=1,max=max_epoch_length,description=\"Epoch Length:\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 28,
   "id": "2311e606",
   "metadata": {},
   "outputs": [],
   "source": [
    "if 'Year' in rowvar:\n",
    "    display(epoch_length_emb)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 29,
   "id": "08c5299e",
   "metadata": {},
   "outputs": [
    {
     "ename": "NameError",
     "evalue": "name 'df_formatted' is not defined",
     "output_type": "error",
     "traceback": [
      "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[0;31mNameError\u001b[0m                                 Traceback (most recent call last)",
      "\u001b[0;32m<ipython-input-29-142fbbdfb01f>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m\u001b[0m\n\u001b[1;32m      1\u001b[0m \u001b[0mselected_vars\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0mlist\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mset\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mlist\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mcellvar_emb\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m+\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0mcolvar_emb\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m+\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0mrowvar_emb\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m+\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m'Year'\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 2\u001b[0;31m \u001b[0mdf_selected\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0mdf_formatted\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0mselected_vars\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      3\u001b[0m \u001b[0mdf_selected\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mdf_selected\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0mdf_selected\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m'Year'\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mbetween\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0myear_range_emb\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;36m0\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0myear_range_emb\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      4\u001b[0m \u001b[0mdf_selected\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mdf_selected\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0mdf_selected\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0menslaving_nations_varlabel\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0misin\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mlist\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0menslaving_nations_emb\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
      "\u001b[0;31mNameError\u001b[0m: name 'df_formatted' is not defined"
     ]
    }
   ],
   "source": [
    "selected_vars=list(set(list(cellvar_emb.value)+[colvar_emb.value]+[rowvar_emb.value]+['Year']))\n",
    "df_selected=df_formatted[selected_vars]\n",
    "df_selected = df_selected[df_selected['Year'].between(year_range_emb.value[0],year_range_emb.value[1])]\n",
    "df_selected = df_selected[df_selected[enslaving_nations_varlabel].isin(list(enslaving_nations_emb.value))]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 30,
   "id": "6b091259",
   "metadata": {},
   "outputs": [],
   "source": [
    "if rowvar=='Year':\n",
    "    bins=math.ceil((year_range_emb.value[1]-year_range_emb.value[0])/epoch_length_emb.value)\n",
    "    if bins!=1:\n",
    "        df_selected['Year']=pd.cut(df_selected['Year'],bins)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 31,
   "id": "dcc30a64",
   "metadata": {},
   "outputs": [
    {
     "ename": "NameError",
     "evalue": "name 'df_selected' is not defined",
     "output_type": "error",
     "traceback": [
      "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[0;31mNameError\u001b[0m                                 Traceback (most recent call last)",
      "\u001b[0;32m<ipython-input-31-12c9cda3b242>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m\u001b[0m\n\u001b[1;32m      1\u001b[0m \u001b[0;31m#Selects only the first of the 1-2 numeric vars\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 2\u001b[0;31m \u001b[0mdf_selected\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m\"Year\"\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0mdf_selected\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m\"Year\"\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mastype\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m'str'\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      3\u001b[0m fig = px.bar(df_selected, x=\"Year\",\n\u001b[1;32m      4\u001b[0m              \u001b[0my\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0mcellvar\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;36m0\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mcolor\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0mcolvar\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      5\u001b[0m              )\n",
      "\u001b[0;31mNameError\u001b[0m: name 'df_selected' is not defined"
     ]
    }
   ],
   "source": [
    "#Selects only the first of the 1-2 numeric vars\n",
    "df_selected[\"Year\"]=df_selected[\"Year\"].astype('str')\n",
    "fig = px.bar(df_selected, x=\"Year\",\n",
    "             y=cellvar[0], color=colvar\n",
    "             )\n",
    "fig.show()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "ca075c31",
   "metadata": {},
   "outputs": [],
   "source": []
  }
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