Historical Topographic Maps - 13 of 12
Historical Topographic Maps FAQs - 12 Found
Will USGS historical topo maps be made available in GeoTIFF format?
USGS does plan to publish GeoTIFF versions of the Historical Topographic Map Collection, perhaps starting in 2015, though exact schedules have not yet been set.
For information on converting GeoPDF to GeoTIFF, see this FAQ.