COLLECTION: 67,000 HiRes Historic Maps from the Wonderful David Rumsey Map Collection

[Ryan Goble]

Download 67,000 Historic Maps (in High Resolution) from the Wonderful David Rumsey Map Collection https://t.co/0i8rh9nCLF pic.twitter.com/jm1RKrhecP

— Open Culture (@openculture) February 23, 2019