Survey for a ship canal around the Falls of Niagara / made under the direction of W.G. Williams, Capt. U.S.T.E.; assisted by Lieuts. T.F. Drayton & J.G. Reed
Description
Alternate title in upper left corner. Signed in ms.: W.G. Williams, Capt. U.S. Topl. Engrs. Apparently drawn in connection with Williams' 1835 survey, published in 1836 under title: Canal--Lake Erie to Lake Ontario (24th Cong., 1st sess. House. Doc. no. 214). Submap: North termination. Vignette: Section of Lock. Prime meridian: GM. Relief: hachures. Graphic Scale: Feet. Projection: Plane. Printing Process: Copper engraving.