Michigan historical topo maps: A
9 historical topo maps of Michigan whose names start with A. 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.
9 historical topo maps of Michigan whose names start with A. 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.