Army map of the seat of war in Virginia, showing the battle fields, fortification, etc. on & near the Potomac River

Scale ca. 1:183,000.
LC Civil War Maps (2nd ed.), 448
Map of the Potomac River and vicinity from Harpers Ferry to Swan Point showing towns, roads, railroads, names and boundaries of counties, drainage, and relief by hachures. Principal Union and Confederate positions are marked by small flags or underlined in blue and red respectively.
List of 33 forts defending Washington is in the right corner.
1862 edition is listed as entry no. 455.
Description derived from published bibliography.
Available also through the Library of Congress web site as raster image.