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| OpenHistoricalMap is dedicated to the public domain except where otherwise noted. | |
connected up National Road through IN to OH, added places as well using Bing, USGS Topo, USGS 3DEP
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| https://www.openhistoricalmap.org/copyright | https://www.openhistoricalmap.org |
| OpenHistoricalMap is dedicated to the public domain except where otherwise noted. | |