Claims. To amend act to provide relief in cases of contracts connected with prosecution of the war, otherwise known as war minerals relief act: pt. 1, Hearings, 69th Congress, 2d session, on S. 3641, Jan. 26-Feb. 8, 1927; pt. 2, Hearings, 70th Congress, 1st session, on H. R. 31411, Mar. 7, 14, 1928.