"Rules"@en . . . . . . "National Park Service : the condition of lodging facilities varies among selected parks : report to the chairman, Subcommittee on National Parks, Historic Preservation, and Recreation, Committee on Energy and Natural Resources, U.S. Senate"@en . . . . "Condition of lodging facilities varies among selected parks"@en . . . "National Park Service the condition of lodging facilities varies among selected parks : report to the chairman, Subcommittee on National Parks, Historic Preservation, and Recreation, Committee on Energy and Natural Resources, U.S. Senate"@en . . . . . . . . .