added village of Centreville and start date
added city and village of Tecumseh and start/end dates
added city and village of St. Joseph and start/end dates
added city and village of Pontiac and start/end dates
added city and village of Adrian and start/end dates
added city and village of Niles and start/end dates
added city and village of Ann Arbor and start/end dates
added city of Ypsilanti, village start/end dates
added city, village of Monroe with start/end dates
added rails in Houghton and Baraga County using USGS 3DEP, aerial imagery, USGS Topo
added rails from Marquette to Baraga County using USGS 3DEP, aerial imagery, USGS Topo
added rails in Marquette County, MI using USGS 3DEP, aerial imagery, USGS Topo
added rails using usgs topo, 3DEP
extended Chicago and North Western Railway
added rails using usgs topo, 3DEP
connecting up rail links to Lapeer, MI
added rails using usgs topo, 3DEP
added rails using usgs topo, 3DEP
Connected up segments of Detroit, Bay City and Western railroad