To establish a Columbia Gorge national scenic area : hearing before the Subcommittee on National Parks and Recreation of the Committee on Interior and Insular Affairs, House of Representatives, ninety-ninth Congress, second session on H.R.4114 ...
United States.Congress.House.Committee on Interior and Insular Affairs.Subcommittee on National Parks and Recreation.
Washington : U.S.G.P.O.,
1987.
Serial no. 99-61
Columbia Gorge (Or. & Wa.)
National parks and reserves
National parks and reserves