Title: St. Marys Falls Canal, Michigan. Letter from the Secretary of War, transmitting a letter from the Chief of Engineers, submitting a copy of the report of Col. O. M. Poe, Corps of Engineers, on discussion of statistics connected with operating and care of St. Marys Falls Canal, Michigan, for the season of 1893, and recommending that the same be printed
Subjects: Dredging, Navigation
Places: Sault Sainte Marie Canal (Mich.)