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Canfield, Augustus, d. 1854.,Burt, William Austin, 1792-1858.,Holcroft, John.,Burger, R. (Robert),R. Burger & Company.
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Michigan
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Michigan, United States
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Place
Sault Sainte Marie, Michigan, United States
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1. Map of the canal at the Saut Ste. Mary from a survey by Captain Canfield and Judge Burt; John Holcroft, assistant; drawn by John Holcroft.
1852. Canfield, Augustus, d. 1854.,Burt, William Austin, 1792-1858.,Holcroft, John.,Burger, R. (Robert),R. Burger & Company. Bathymetry shown by soundings and contours in feet. Shows "proposed canal" and surrounding cultural features. Includes profile. Vertical scale [ca....