Beginning in the 1940s, the U.S. Geological Survey’s National Mapping Program was tasked with the immense cartographical feat of surveying the entire country to create a series of more than 50,000 ...
The U.S. Geological Survey is using TerraGo Technologies' GeoPDF format to make its primary base series quadrangle maps available online. The USGS GeoPDF maps can be ...
In the latter half of the twentieth century, the backbone of the U.S. Geological Survey (USGS) national mapping effort consisted of 7.5-minute topographic quadrangles. Completion of that series in ...
Authors Marc A. Hunter, Trent M. Hare, Rosalyn K. Hayward, Nancy L. Chabot, Christopher D. Hash, Brett W. Denevi, Carolyn M. Ernst, Scott L. Murchie, David T. Blewett ...
Title Topographic and bathymetric data, sediment samples, structure from motion imagery, and reference mark data collected at Marconi Beach, Wellfleet in winter 2021, U.S Geological Survey Field ...
Beginning in the 1940s, the U.S. Geological Survey's National Mapping Program was tasked with the immense cartographical feat of surveying the entire country to create a series of more than 50,000 ...
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