[Map of the area later bounded by 135th and 157th Streets, the Harlem River and Douglas Boulevard, Manhattan, New York, N.Y.].

Scale [ca. 1:2,450]. Cadastral map. Shows property lines and owners' names, some existing roads and projected streets. Shows relief by hachures. Pen-and-ink, watercolor on paper. Annotations in a later hand on the recto of this sheet give the number 20. The map on verso of this one belongs to the same series and is separately cataloged under the title, [Map of the area later bounded by 129th and 158th Streets, Douglass Boulevard and the Hudson River, Manhattan, New York, N.Y.].