Authoritative Historic U.S. Topos (Copyright) The historic edition of paper topographic maps of the USGS have been hyper-accurately imaged, processed, Georeferenced, and colorized. Because of high quality USGS cartography, and because of The W.E. Upjohn Center's thorough accuracy control, these maps are useful over 100 years after their original creation.
Price: $ 4.99 USD
Vendor: Western Michigan University
Size: 16.7 MB
Maps purchased here can only be viewed in the Avenza Maps app on iOS and Android.
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