Presidio Trust : hearing before the Subcommittee on Parks, Historic Preservation, and Recreation of the Committee on Energy and Natural Resources, United States Senate, One Hundred Fourth Congress, first session, on S. 594.

" December 20, 1995"--P. 2.

Vision 2020 National Parks Restoration Act : hearing before the Subcommittee on National Parks, Historic Preservation, and Recreation of the Committee on Energy and Natural Resources, United States Senate, One Hundred Fifth Congress, second session, on S. 624 ... S. 1693.

"May 7 and 14, 1998"--Pt. 2.