Delaware River Basin, New York, New Jersey, Pennsylvania, and Delaware: Letter from the Secretary of the Army Transmitting a Letter from the Chief of Engineers, Department of the Army, Dated April 2, 1962, Submitting a Report, Together with Accompanying Papers and Illustrations, on a Review of the Delaware River and Tributaries, Requested by a Resolution of the Committee on Public Works, United States Senate, Adopted April 13, 1950, and Other Resolutions of that Committee and of the Committee on Public Works, House of Representatives, Listed in the Report, Volume 4