An edition of Duluth-Superior harbor, Minnesota and Wisconsin (1986)

Duluth-Superior harbor, Minnesota and Wisconsin

communication from the Assistant Secretary of the Army (Civil Works) transmitting a report dated August 16, 1984, from the Chief of Engineers, Department of the Army ... in final response to a resolution adopted December 11, 1969, by the Committee on Public Works of the United States House of Representatives.

By United States. Office of the Assistant Secretary of the Army (Civil Works)