Illinois shore of Lake Michigan, beach erosion control study. Letter from the Secretary of the Army transmitting a letter from the Chief of Engineers, United States Army, dated January 28, 1952, submitting a report, together with accompanying papers and illustrations, on a cooperative beach erosion control study of the Illinois shore of Lake Michigan, prepared under the provisions of section 2 of the River and Harbor Act approved on July 3, 1930, as amended and supplemented.