The Locks, Sault Ste. Marie, Mich., Corresponding glass transparency (with same series code) available on videodisc frame 1A-30269., Detroit Publishing Co. no. 018228., Gift; State Historical Society of Colorado; 1949, Locks (Hydraulic engineering) , Cargo ships. , United States, Michigan, Sault Sainte Marie Canal. , United States, Michigan, Sault Sainte Marie.

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Keywords: ., cargo, locks, ships., states--, united