GeoData@Wisconsin: Searching for U.S. Geological Survey Topographic Maps
From State Cartographers Office December 7th, 2020
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Scanned topographic maps published by the USGS date back to 1889 in Wisconsin, and as such, provide excellent insight for historical research. With nearly 12,000 topos available through GeoData@Wisconsin, both past and present, we present some tips for finding the "topos" you need.
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