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Mobile Bay, Alabama

from a trigonometrical survey under the direction of A.D. Bache, Superintendent of the Survey of the Coast of the United States ; Triangulation by C.M. Eakin & F.H. Gerdes, Assistants ; Topography by W.E. Greenwell, Assist. ; Hydrography by the parties under the command of Lieuts. B.F. Sands, J. Alden, & C.P. Patterson U.S.N., Assistants.
Online; Map; Government Document
1 nautical chart ; 96 x 72 cm., on sheet 101 x 78 cm.
Mathematical info
Scale 1:80,000
(W 88⁰20ʹ--W 87⁰40ʹ/N 30⁰48ʹ--N 30⁰).
Washington, D.C. : Coast Survey Office, 1856.
Above top left border "No 48."
Coast Survey Office. Verified by W.R. Palmer, Capt., Topl. Engr.
"Redd. drwg. by C. Mahon & J.J. Ricketts" in lower left corner with F. Dankworth and J. Knight being the only legible names of the engravers printed at lower right corner.
Information supplied on Winds, Currents, Sailing directions, Dangers outside Mobile Bay, Dangers inside Mobile Bay, and Tides.
Local Notes
SPECIAL COLLECTIONS: ViU copy is possibly a variant; "No. 48" is not visible at upper left, but left margin is closely cropped.
Technical details
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