Filtering by
- All Subjects: Hayden, Carl Trumbull, 1877-1972
- All Subjects: Hopi Tribe of Arizona
- All Subjects: Cramton, Louis Convers, 1875-1966
- Member of: 100 Years of Grand: The Grand Canyon Centennial Project
- Resource Type: Text
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Letter from C. H. Gensler, Havasupai Agency to Carl Hayden regarding boundary lines.
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Letter from Carl T. Hayden to C. H. Gensler, Havasupai Indian Reservation, regarding Hualapai and Cataract Canyons geography.
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Letter from W. W. Bass to Carl Hayden regarding the right to his property.
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Letter from George Otis Smith, U.S. Geological Survey to Carl Hayden regarding asbestos mining prospects in the Grand Canyon.
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Letter from Carl Hayden to George Otis Smith asking his advice regarding the mining of asbestos deposits in the Grand Canyon.
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Letter from George Otis Smith to Carl Hayden regarding mining rights in the Grand Canyon.
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Letter from L. B. Williams to Carl Hayden regarding W. W. Bass' resistance to the park bill.
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Letter from Carl Hayden to L. B. Williams concerning the proposed township in the Grand Canyon.
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Letter from Harry Welch to Carl Hayden enclosing W. W. Bass' letter of protest against the proposed national park bill.
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Letter from W. W. Bass to Harry Welch protesting the proposed national park bill.