Designating the Kern and Merced Rivers as national wild and scenic rivers : hearing before the Subcommittee on Public Lands, National Parks, and Forests of the Committee on Energy and Natural Resources, United States Senate, One hundredth Congress, first session, on S. 247 ... S. 275 ... H.R. 317 ... April 23, 1987. (U.S. G.P.O., 1987)