1. Various national parks bills : hearing before the Subcommittee on National Parks of the Committee on Energy and Natural Resources, United States Senate, One Hundred Twelfth Congress, first session on S. 114, S. 127, S. 140, S. 161, S. 177, S. 247, S. 279, S. 302, S. 313, S. 323, S. 403, S. 404, S. 508, S. 535, S. 564, S. 599, S. 713, S. 765, S. 779, S. 849, S. 858, May 11, 2011 Author/Creator: United States. Congress. Senate. Committee on Energy and Natural Resources. Subcommittee on National Parks, author Publication/Creation: Washington, DC : For sale by the Superintendent of Documents, U.S. Government Printing Office Resource Type: Book Access & Availability: Loading
2. Various national parks bills : hearing before the Subcommittee on National Parks of the Committee on Energy and Natural Resources, United States Senate, One Hundred Twelfth Congress, first session on S. 114, S. 127, S. 140, S. 161, S. 177, S. 247, S. 279, S. 302, S. 313, S. 323, S. 403, S. 404, S. 508, S. 535, S. 564, S. 599, S. 713, S. 765, S. 779, S. 849, S. 858, May 11, 2011 Author/Creator: United States. Congress. Senate. Committee on Energy and Natural Resources. Subcommittee on National Parks, author Publication/Creation: Washington, DC : For sale by the Superintendent of Documents, U.S. Government Printing Office Resource Type: Book Access & Availability: Loading