engd. by R.F. Bartle, J.G. Thompson and W.A. Thompson ; Red.d Dr.ng by L. Karcher and F. Fairfax ; Issued Nov. 1888 F. M. Thorn Superintendent ; Verified: B. A. Colonna Assistant in charge of office. Depths shown by soundings. Includes information on buoys, tides, soundings, and light houses. In upper left and lower right margin: 520. In upper margin: Plate No. 1993, Electrotype Copy No. 4 U.S.C. & G.S.
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