Bacon's topographical map of the seat of war in Virginia, Maryland and Pennsylvania
"July 1863." Relief shown by hachures. Depths shown by isolines. This item is in the Map Collection of the Library of Virginia; please contact the Library's Archives Research Services department for more information. Available also through the Library of Congress web site as raster image. Mar. 2002; D.H. Newhall, 1926, c; Map Cataloging Team.