Federal Motor Vehicle Safety Standard No. 121, Air Brake Systems: Hearings Before the Subcommittee on Governmental Efficiency and the District of Columbia of the Committee on Governmental Affairs, United States Senate, Ninety-fifth Congress, ....

Career Oriented Curriculum of the D.C. School System: Hearing Before the Subcommittee on Governmental Efficiency and the District of Columbia of the Committee on Governmental Affairs, United States Senate, Ninety-eighth Congress, First Session, May 11, 1983

District of Columbia Water Supply: Hearing Before the Subcommittee on Governmental Efficiency and the District of Columbia of the Committee on Governmental Affairs, United States Senate, Ninety-sixth Congress, First Session, October 10, 1979