Scale ca. 1:23,000. Manuscript, pen-and-ink and watercolor. Has watermarks. Relief shown by hachures. Soundings in fathoms. Shows distances. In margin, upper left corner: No. 18. LC Maps of North America, 1750-1789, 1227 Available also through the Library of Congress Web site as a raster image. Vault AACR2
Includes index and inset of lower Manhattan. Index and Metropolitan map of New York City on verso, with inset of Eastern Long Island. Available also through the Library of Congress Web site as a raster image.