Hells Canyon project, Idaho-Oregon : Hearings before the subcommittee on Irrigation and Reclamation of the Committee On Interior and Insular Affairs, United States Senate, Eighty-fourth Congress, first session, on S. 1333, a bill to authorize the construction, operation, and maintenance of the Hells Canyon Dam on the Snake River between Idaho and Oregon, and for related purposes

"Hells Canyon project, Idaho-Oregon : Hearings before the subcommittee on Irrigation and Reclamation of the Committee On Interior and Insular Affairs, United States Senate, Eighty-fourth Congress, first session, on S. 1333, a bill to authorize the construction, operation, and maintenance of the Hells Canyon Dam on the Snake River between Idaho and Oregon, and for related purposes"