Captain Snow's sketch. Historic map, Library of Congress

Scale not given.
Manuscript, pen-and-ink.
Relief shown pictorially.
Shows location of forts, western Pennsylvania, northern Virginia, northern Maryland, Maryland-Pennsylvania boundary line, and "Road to Philadelphia & Pensylvania, &c."
Includes historical notes.
LC Maps of North America, 1750-1789, 1302
Available also through the Library of Congress Web site as a raster image.
Vault
AACR2: 100; 651/1; 651/2