Preliminary chart of Ship Island Shoal, Louisiana / Topography by F.H. Gerdes, assistant ; hydrography by the party under the command of Lieut. B.F. Sands, U.S.N. Assist ; redd. dung. by M.C. Gritzner ; engg. by E. Yeager & App. S.W. Bradley.
From Louisiana (In 5 layers) Depicts: 1853 Last modified 15 days ago. Unrectified.
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