Scale not given. Manuscript, pen-and-ink and watercolor. Relief shown pictorially. Shows location of forts, western Pennsylvania, northern Virginia, northern Maryland, Maryland-Pennsylvania boundary line, and "Road to Philadelphia, Pennsylvania, &amp;ca." LC Maps of North America, 1750-1789, 1301 Includes historical notes. Available also through the Library of Congress Web site as a raster image. Vault AACR2: 100; 651/1; 651/2
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