. . . . . . . . . . "Nomination of Ray A. Barnhart : hearing before the Committee on Environment and Public Works, United States Senate, Ninety-seventh Congress, first session, on the nomination of Ray A. Barnhart to be administrator of the Federal Highway Administration, February 4, 1981"@en . . . . "Nomination of Ray A. Barnhart hearing before the Committee on Environment and Public Works, United States Senate, Ninety-seventh Congress, first session, on the nomination of Ray A. Barnhart to be administrator of the Federal Highway Administration, February 4, 1981"@en . . .