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Start Over Author United States. Army. Corps of Topographical Engineers Bounding Box -40.000931 39.999015 -39.999064 40.000987

22. St. Joseph harbor, Michigan from survey made between the 14th & 27th August 1856 by assistant John R. Mayer, under the direction of Brevet Lieut. Col. J.D. Graham, Major, U.S. Top. Engineers. Superintending Engineer of Lake Michigan Works.

Maps University Of Michigan Public content
1856. Graham, J. D. (James Duncan), 1799-1865, Mayer, J. R. (John R.), and 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...

23. Survey for a ship canal to connect the Lakes Erie & Ontario, Lockport route; Surveyed under the direction of Capt. W.G. Williams, U.S. Top. Engs., by Lieuts. T.F. Drayton & J.G. Reed; drawn by Lieut. J.G. Reed.; Survey for a ship canal to connect Lakes Erie and Ontario Lockport route

Maps University Of Michigan Public content
1835. Drayton, T. F. (Lieutenant), Reed, J. G. (Lieutenant), United States. Army. Corps of Topographical Engineers, and Williams, W. G. (William G.), -1846. Relief shown by hachures. "Map no. 3." Shows canal survey from Kempville (Olcott)on Lake Ontario through Lockport to Tonawanda on the Niagara R. Ma...