Bonneville project act. Public no. 329, 75th Congress, 1st session, H. R. 7642, Aug. 20, 1937, 50 Stat. 731, as amended by Public no. 429, 76th Congress, 3d session, H. R. 7270, Mar. 6, 1940, 54 Stat. 47, as amended by Public no. 201, 79th Congress, 1st session, H. R. 2690, Oct. 23, 1945, act to authorize completion, maintenance, and operation of Bonneville project for navigation, and for other purposes.