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added, extended railroads in Minnesota using USGS 3DEP, USGS Topo
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extended/added railroads in SE MN using USGS 3DEP; USGS Topo, added places using Wikipedia for source dates
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extended railroad to Chatfield, MN using USGS 3DEP
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connected up railroad in Ohio using Bing; USGS 3DEP; USGS Topo and added places with start dates from Wikipedia
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extended railroad in Ohio using USGS 3DEP
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extended railroads in SE Minnesota using USGS Topo and added places using Wikipedia for start dates
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extended railroads in SE Minnesota using USGS 3DEP, USGS Topo and added places using Wikipedia for start dates
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extended railrods in Minnesota using USGS 3DEP, USGS Topo and added places using Wikipedia for start dates
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extended and connected up railroad in Ohio using USGS Topo, Bing
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connected up railroad in Ohio using Bing; USGS 3DEP
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connected up railroad in Ohio using Bing
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extended railroad in southern Ohio using USGS Topo, Bing, USGS 3DEP, and Wikipedia to add start dates for places
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extended railroad in southern Minnesotausing USGS Topo, Bing, USGS 3DEP, and Wikipedia to add start dates for places
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connected up railroad in Southern MN and added places as well using USGS Topo, Bing, Wikipedia for start/end dates
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extended railroad in southern Minnesota through Rochester using USGS Topo, Bing, USGS 3DEP, and wikipedia to add start dates for places
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connected up railroad in La Crosse, WI using Bing
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extended railroad in Ohio using Bing;USGS Topo;USGS 3DEP, added places using Wikipedia for start dates
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connected up railroad in MN using Bing, added places using USGS Topo and wikipedia for dates
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added logging railroads in Michigan using USGS 3DEP
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extended railroad in Minnesota using Bing;USGS Topo, added places using Wikipedia for start dates