from the trigonometrical survey under the direction of A.D. Bache Superintendant ; engr[ave]d by E.H. Sipe, F.W. Benner and W.A. Thompson ; red[uce]d dr[awi]ng by F. Fairfax and L. Karcher. Depths shown by soundings in feet. "Triangulation by E. Blunt Asst., Topography by A.M. Harrison, Hydrography by the party under the direction of W.P. Trowbridge, Assit. Triangulation, 1843; topography 1861 & 62, hydrography 1861. "Plate no. 927." Includes notes on tides and elevations. "(Date of first publication 1864)." "Variation of the magnetic needle (computed) in Dec. 1882."
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