Wallace Channel, Pamlico Sound, N. C. Letter from the Secretary of the Army transmitting a letter from the Chief of Engineers, United States Army, dated August 10, 1949, submitting an Interim Report, together with accompanying papers and an illustration, on a preliminary examination and survey of Wallace Channel, Pamlico Sound, N. C. This Interim Report is submitted under the authority for a preliminary examination and survey of Cross-Rock Channel between Wallace Channel and Sheep Island Slough, Via Casey Island, Pamlico Sound, N. C., authorized by the River and Harbor Act approved on July 24, 1946.