Pilot chart of the north Indian Ocean [cartographic material] / by M.F. Maury, L.L.D. Lieut. U.S. Navy, Superin'dt. of U.S.N. Observatory ; compiled from materials in the Bureau of Ordnance and Hydrography by Lieuts. W.B. Fitzgerald & Wm. C. West, U.S.N, Commodore Charles Morris, Chief of Bureau.
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