Oregon historical topo maps: Q
2 historical topo maps of Oregon whose names start with Q. 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.
2 historical topo maps of Oregon whose names start with Q. 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.