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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.
Institution
Michigan
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Place
Galien River, Michigan, United States
Remove constraint Place: Galien River, Michigan, United States
Year
9999
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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...