[A trader's map of the Ohio country before 1753.
Scale ca. 1:1,270,000. Title from C. A. Hanna's The wilderness trail, 1910-1911. Manuscript, pen-and-ink and watercolor. Has watermarks. Relief shown pictorially. LC Maps of North America, 1750-1789, 772 Available also through the Library of Congress Web site as a raster image. Vault AACR2: 651/1; 651/2