Ohio historical topo maps: Z
3 historical topo maps of Ohio whose names start with Z. These are the USGS 15-minute (1:62,500) quadrangles from the mid-1900s: old roads, mines, homesteads, rail lines and place names that newer maps leave off.
3 historical topo maps of Ohio whose names start with Z. These are the USGS 15-minute (1:62,500) quadrangles from the mid-1900s: old roads, mines, homesteads, rail lines and place names that newer maps leave off.