Text this: Big Black River and tributaries, Mississippi. Letter from the Secretary of War transmitting pursuant to section 10 of the Flood Control Act approved May 15, 1928, a letter from the Chief of Engineers, United States Army, dated December 8, 1932, submitting a report, together with accompanying papers and illustrations, on a survey of the Big Black River and tributaries, Mississippi, for the purposes of navigation and efficient development of its water power, the control of floods, and the needs of irrigation.