Utility corporations letter 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 exhibots in response to senate resolution no. 112 : no. 43, northern states power co., the minneapolis general electric co., louisiana power & light co., field with the secretary of the senate may 16, 1932 / United States United States Congress Senate Law Public Administration. 352.5 UNU Includes index. Washington : Government printing office, c 1932 c 1932 1931 Text v. : eng 70th Congress 1st session, Senate : Document 92, part 43.