Great Lakes Harbors Study--Interim Report on Milwaukee Harbor, Wisconsin: Letter from the Secretary of the Army Transmitting a Letter from the Chief of Engineers, Dept. of the Army, Dated February 16, 1961, Submitting a Report...requested by Resolutions of the Committees on Public Works, United States Senate and House of Representatives, Adopted May 18, 1956 and June 27, 1956, and Also in Final Response to Resolution of the Committee on Public Works, House of Representatives, Adopted June 29, 1955