Columbia River at the Mouth Oregon and Washington. Letter from the Secretary of the Army transmitting a letter from the Chief of Engineers, United States Army, dated June 15, 1953, submitting a report, together with accompanying papers and an illustration, on a review of reports on Columbia River at the Mouth, Oregon and Washington, requested by resolutions of the Committee on Public Works, House of Representatives, adopted on August 6, 1948, and June 7, 1952, and of the Committee on Public Works, United States Senate, adopted on August 4, 1948.