{
 "currentVersion": 10.91,
 "folders": [],
 "services": [
  {
   "name": "HistoricMaps/HistoricMap1870",
   "type": "MapServer"
  },
  {
   "name": "HistoricMaps/HistoricMap1900",
   "type": "MapServer"
  },
  {
   "name": "HistoricMaps/HistoricMap1909",
   "type": "MapServer"
  },
  {
   "name": "HistoricMaps/HistoricMap1917",
   "type": "MapServer"
  },
  {
   "name": "HistoricMaps/HistoricMap1922",
   "type": "MapServer"
  },
  {
   "name": "HistoricMaps/HistoricRailroads",
   "type": "MapServer"
  }
 ]
}