United States. Congress. House. Committee on Rivers and Harbors, ProQuest (Firm), & United States. War Department. (1907). Keweenaw Canal, Michigan. Letter from the Secretary of War, transmitting, with a letter from the Chief of Engineers, report of examination, with plan and estimate of cost of improvement, of eastern entrance to Keweenaw Canal, Michigan. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Rivers and Harbors, ProQuest (Firm), and United States. War Department. Keweenaw Canal, Michigan. Letter from the Secretary of War, Transmitting, with a Letter from the Chief of Engineers, Report of Examination, with Plan and Estimate of Cost of Improvement, of Eastern Entrance to Keweenaw Canal, Michigan. Washington: [publisher not identified], 1907.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Rivers and Harbors, et al. Keweenaw Canal, Michigan. Letter from the Secretary of War, Transmitting, with a Letter from the Chief of Engineers, Report of Examination, with Plan and Estimate of Cost of Improvement, of Eastern Entrance to Keweenaw Canal, Michigan. [publisher not identified], 1907.