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added railroads from Michigan City, Indiana heading west and south using Bing imagery, USGS 3DEP, USGS Topo
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added Chicago Sanitary and Ship Canal using USGS Topo
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added relation for Green River and a stream water areas
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added railroad, places in IL using Bing, USGS Topo, Wikipedia, USGS 3DEP
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Extended Rock River and added places along it using Wikipedia; USGS Topo
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added Rock River, extended Illinois and Mississippi Canal using USGS Topo, Bing
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added Illinois and Michigan Canal and Hennepin Feeder Canal, also railroads using Bing imagery, USGS Topo, USGS 3DEP
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extended railroads in IL using Bing, usgs 3dep, USGS Topo
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added places and railroads in Illinois, extended Illinois and Michigan Canal
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added railroad and places along Illinois and Michigan Canal using USGS Topo, Bing, USGS 3DEP, wikipedia
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added more of the Michigan- Illinois Canal, railroads using USGS 3DEP, Bing, USGS Topo
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added Michigan- Illinois Canal, railroads using USGS 3DEP, Bing, USGS Topo
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extended railroads in IL using Bing, usgs 3dep, USGS Topo
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added length of Wabash Railroad in IL using USGS 3DEP, Bing imagery, Annual Report of IL Railroad Commission from Wikimedia Commons, various Sanborn fire insurance maps
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connected up railroads in IL using Bing imagery, USGS 3DEP, added places also
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extended railroads in IN using usgs 3dep
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extended railroads in IN using Bing, usgs topo
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extended railroads in IL using usgs 3dep
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removed erronous extra railroad was only a highway
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added cities in IL using Wikipedia
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