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You searched for: Author Graham, J. D. (James Duncan), 1799-1865.,Mayer, John R.,United States. Army. Corps of Topographical Engineers. Remove constraint Author: Graham, J. D. (James Duncan), 1799-1865.,Mayer, John R.,United States. Army. Corps of Topographical Engineers. Subject Harbors Remove constraint Subject: Harbors Institution Michigan Remove constraint Institution: Michigan Place Galien River, Michigan, United States Remove constraint Place: Galien River, Michigan, United States
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1. New Buffalo and the marshes of Lake Pottowottomee at the mouth of the Galien River, Michigan shewing the facilities for constructing a harbor of refuge; from survey made in September 1857 by assistant John R. Mayer, under the direction of Brevet Lieut. Col. J.D. Graham Major, U.S.Top. Engineers. Superintending Engineer of Lake Harbor Works.

9999. Graham, J. D. (James Duncan), 1799-1865.,Mayer, John R.,United States. Army. Corps of Topographical Engineers. The soundings are in feet & tenths of a foot. "The figures on land express the elevations above the lake surface in feet and decimals. The horizont...