[Unfinished draught for a topographical map of the northern part of New York Island.
Scale ca. 1:7,500. Manuscript, pen-and-ink, pencil, and watercolor. Relief shown by shading. Shows Fort Lee, Fort Washington, Fort Independence, the 8 redoubts built by the British to command Kingsbridge, troop symbols, and the entrenchments on Harlem Heights. LC Maps of North America, 1750-1789, 1171 Available also through the Library of Congress Web site as a raster image. Vault AACR2
[New York Island. Military. Unfinished.
Scale ca. 1:12,000. Title from manuscript catalog of Peter Force map collection. Title in manuscript on verso "A topographical map of the north part of New York Island." Manuscript, pen-and-ink and watercolor. Has watermarks. Relief shown by shading. Shows fortifications below Fort Washington and redoubts on east side of Harlem River. LC Maps of North America, 1750-1789, 1168 Available also through the Library of...