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United States 1:25,000 / 1:24,000

(Maryland, Pennsylvania, Virginia, West Virginia)


Main TitleU.S. Topographical Map Series.
Corporate NameUnited States War Department, Army Map Service.
Published/CreatedU.S. War Dept., 1943-1951
ContentsPrepared under the direction of the Chief of Engineers by the Army Map Service (AM), U.S. Army, Washington D.C. Compiled by SCS from aerial photography by stereophotogrammetric methods. Horizontal and vertical control by USC&GS, SUGS, USED, and SCS.

Main TitleThe National Map. U.S. Topo.
Corporate NameUnited States Department of the Interior, Geological Survey.
Published/CreatedUSGS, 2009-2017
ContentsUS Topo series is a new generation of maps of the American landscape. US Topo topographic maps are produced by the National Geospatial Program of the U.S. Geological Survey (USGS). The project was launched in late 2009, and the term “US Topo” refers specifically to quadrangle topographic maps published in 2009 and later.