Supplemental financing of REA programs : hearings before a subcommittee of the Committee on Agriculture and Forestry, United States Senate, Eighty-ninth Congress, second session on S. 3337, S. 3720, and a draft bill proposed by the Department of Agriculture, bills to amend the Rural electrification act of 1936, as amended, to provide additional sources of financing for the rural electrification and rural telephone programs, and for other purposes, August 15, 16, 17, 18, and 19, 1966