Utility corporations : Letters from the chairman of the Federal trade commission transmitting, in response to Senate resolution no. 83, 70th Congress, a monthly report on the electric power and gas utilities inquiry together with exhibits in response to senate resolution no. 112 [no. - 39] / United States. Federal Trade Commission. Electric industries United States. Gas industry United States. HD2766.A3 A3 352.5 UNU Washington : U.S. Govt. print. off., 1932. 1932. 1932 Text 84 v. in 78. : eng [United States] 70th Cong., 1st sess. Senate. Doc. 92 [United States] 70th Cong., 1st sess. Senate. Doc. 92. United States. United States.