Context

Context of Concessions in national parks : hearings before a Subcommittee on Public Lands of the Committee on Public Lands, House of Representatives, Eighty-first Congress, first session, making study of problems in connection with the public lands of the United States pursuant to H. Res. 66 : hearings held at Hot Spring, Ark., November 7, 1949 and hearings held at Santa Fe, N. Mex., November 12, 1949
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