A new map of the western parts of Virginia, Pennsylvania, Maryland, and North Carolina; comprehending the River Ohio, and all the rivers, which fall into it; part of the River Mississippi, the whole of the Illinois River, Lake Erie; part of the Lakes Huron, Michigan &c. and all the country bordering on these lakes and rivers,

Scale ca. 1:1,270,000.
Hand colored.
Prime meridian: Philadelphia and London.
Relief shown pictorially and by hachures.
Includes descriptive and historical notes.
Supplements the author's A topographical description of Virginia, Pennsylvania, Maryland, and North Carolina.
Brown, Lloyd Arnold. Early maps of the Ohio Valley. 51
LC Maps of North America, 1750-1789, 789
Available also through the Library of Congress Web site as a raster image.
Vault
AACR2: 100; 440; 651/1; 651/2; 700/1