Hearings Before the Committee on Energy and Natural Resources, United States Senate, Ninety-fifth Congress, First Session, on the Nomination of John F. O'Leary, to be Deputy Secretary of Energy; Dale D. Myers, to be Undersecretary of Energy; Harry E. Bergold, Jr., to be Assistant Secretary for International Affairs; Alvin L. Alm, to be Assistant Secretary of Energy for Policy and Evaluation, and Phillip S. Hughes, to be Assistant Secretary of Energy for Intergovernmental and Institutional Relations, September 23 and October 3, 1977