Hells Canyon National Recreation Area hearing before the Subcommittee on National Parks and Recreation of the Committee on Interior and Insular Affairs, House of Representatives, Ninety-fourth Congress, first session on H.R. 30 and H.R. 1630 ... H.R. 5394 ... April 10, 1975

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United States. Congress. House. Committee on Interior and Insular Affairs. Subcommittee on National Parks and Recreation

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