An edition of Potomac River Basin report (1963)

Potomac River Basin report.

Letter from the Secretary of the Army transmitting a letter from the Chief of Engineers, Department of the Army, dated February 26, 1969, submitting a report ... in response to a resolution of the Committee on Public Works, United States Senate, adopted January 20, 1950, and to other resolutions of that committee and of the Committee on Public Works of the House of Representatives.

By United States. Army. Corps of Engineers.