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- All Subjects: Railroad
- All Subjects: Pasture, Right of
- All Subjects: Demaray, Arthur Edward, 1887-1958
- All Subjects: Automobiles
- All Subjects: Civilian Conservation Corps (U.S.)
- Member of: 100 Years of Grand: The Grand Canyon Centennial Project
- Status: Published
Letter from A. E. Demaray to Carl Hayden regarding the storage of dynamite in Shoski Canyon.
Travel statistics for Grand Canyon National Park.
Letter from Alexander Vogelsang to Homer P. Snyder regarding land allocation for the Havasupai Tribe.
Letter from A. F. Potter to Carl T. Hayden describing John H. Page's request to build a railway for the Canyon Copper Company as "impractical."
Letter from A. F. Potter to John H. Page referring his request to build a railway to the District Forester at Albuquerque, New Mexico.
Letter from John H. Page regarding his right to build a railway between Grand Canyon Station and the Canyon Copper Company's mines and hotel.
Letter from Gifford Pinchot to John H. Page denying his request to build a railway on the rim of the Grand Canyon for the Canyon Copper Company.
Letter from John H. Page to Carl T. Hayden regarding his company's rights to build a railway if they choose to.
Letter from Henry Graves to Carl T. Hayden regarding the land ownership and grazing rights of the Havasupai.
Letter from Carl Hayden to H. F. Robinson with attached notes from W. W. Bass and C. H. Gensler. Hayden solitices advice concerning the Havasupai Tribe needs for grazing and access to natural resources.