Scale 1:1,200,000. LC Civil War Maps (2nd ed.), 47.6 (Its no. 5) At head of title: U.S. Coast Survey, A. D. Bache, Supt. "Electrotype copy no. 1 by G. Mathiot, U.S.G.S., no. 5" printed in upper margin. Chart of the Gulf coast indicating soundings, lights, and bottom contours at 10 and 100 fathoms. Stamped in the lower right corner: From collection of David Dixon Porter. Description derived from published bibliography. Available also through the Library of Congress web site as raster image.
United States Coast Survey
1863
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