Department of the Interior and Related Agencies Appropriations for 1973: Hearings Before a Subcommittee of the Committee on Appropriations, House of Representatives, Ninety-second Congress, Second Session, Volume 47

Department of the Interior and related agencies appropriations for 1989: hearings before a subcommittee of the Committee on Appropriations, House of Representatives, One Hundredth Congress, second session, Part 4

Department of the Interior and Related Agencies Appropriations for 1988: Secretary of Energy

Department of the Interior and Related Agencies Appropriations for 1970: Hearings, Ninety-first Congress, First Session, Part 2

Department of the Interior and Related Agencies Appropriations for 1989: Testimony of public witnesses, energy programs, Institute of Museum Services, National Endowment for the Arts, National Endowment for the Humanities

Department of the Interior and Related Agencies Appropriations for 1978: Hearings Before a Subcommittee of the Committee on Appropriations, House of Representatives, Ninety-fifth Congress, First Session, Part 9

Department of the Interior and Related Agencies Appropriations for 1968: Hearings, Ninetieth Congress, First Session, Parts 2-3

Department of the Interior and Related Agencies Appropriations for 1970: Hearings, Ninety-first Congress, First Session, Part 3

Department of the Interior and Related Agencies Appropriations for 1968: Hearings, Ninetieth Congress, First Session, Volume 5

Department of the Interior and Related Agencies Appropriations for 1983: Hearings Before a Subcommittee of the Committee on Appropriations, House of Representatives, Ninety-seventh Congress, Second Session, Part 4

Department of the Interior and Related Agencies Appropriations for 1977: Hearings Before a Subcommittee of the Committee on Appropriations, House of Representatives, Ninety-fourth Congress, Second Session, Part 4

Department of the Interior and Related Agencies Appropriations for 1979: Hearings Before a Subcommittee of the Committee on Appropriations, House of Representatives, Ninety-fifth Congress, Second Session, Volume 5

Department of the Interior and related agencies appropriations for 1989: hearings before a subcommittee of the Committee on Appropriations, House of Representatives, One Hundredth Congress, second session, Part 7

Department of the Interior and Related Agencies Appropriations for 1984: Hearings Before a Subcommittee of the Committee on Appropriations, House of Representatives, Ninety-eighth Congress, First Session, Part 5

Department of the Interior and related agencies appropriations for 1989: hearings before a subcommittee of the Committee on Appropriations, House of Representatives, One Hundredth Congress, second session, Part 6

Department of the Interior and Related Agencies Appropriations for 1978: Hearings Before a Subcommittee of the Committee on Appropriations, House of Representatives, Ninety-fifth Congress, First Session, Part 8

Department of the Interior and Related Agencies Appropriations for 1983: Hearings Before a Subcommittee of the Committee on Appropriations, House of Representatives, Ninety-seventh Congress, Second Session, Part 11

Department of the Interior and Related Agencies Appropriations: Hearings Before a Subcommittee of the Committee on Appropriations, House of Representatives, Ninety-fifth Congress, First Session : Supplemental Appropriation Request for FY 1979

Department of the Interior and Related Agencies Appropriations for 1981: Hearings Before a Subcommittee of the Committee on Appropriations, House of Representatives, Ninety-sixth Congress, Second Session, Part 11

Department of the Interior and related agencies appropriations for 1989: hearings before a subcommittee of the Committee on Appropriations, House of Representatives, One Hundredth Congress, second session, Part 11