Great Lakes Harbors Study--interim Report on Presque Isle Harbor, Mich., Letter from the Secretary of the Army Transmitting a Letter from the Chief of Engineers, Department of the Amy, Dated January 13, 1959, Submitting a Report, Together with Accompanying Papers and an Illustration...requested by Resolutions of the Committees on Public Works, U.S. Senate and House of Representatives, Adopted May 18, 1956, and June 27, 1956