| https://openstreetmap.org/copyright | https://openstreetmap.org |
| Copyright OpenHistoricalMap and contributors, under an open license | |
OpenHistoricalMap
Deduplicated Crawford Co. (Pa.) boundary relations, keeping one diagonal jog near Chapmanville per USGS topos; merged boundary relations along Ohio–Pa. state line
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Enable overlays for troubleshooting the map
| https://openstreetmap.org/copyright | https://openstreetmap.org |
| Copyright OpenHistoricalMap and contributors, under an open license | |