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- All Subjects: Fire
- All Subjects: Geography
- All Subjects: Ashurst, Henry Fountain, 1874-1962
- All Subjects: Lee's Ferry Historic District (Ariz.)
- Member of: 100 Years of Grand: The Grand Canyon Centennial Project
Detailed map of Granite Gorge section of the Grand Canyon from the pamphlet titled, "Titan of Chasms: Grand Canyon of Arizona."
Letter from Carl T. Hayden to C. H. Gensler, Havasupai Indian Reservation, regarding Hualapai and Cataract Canyons geography.
Letter from Paul M. Roca to Ray E. Carr on behalf of Carl Hayden politely declining his invitation.
Letter from Ray E. Carr to Carl Hayden with an invitation to celebrate the crossing of L.D.S. pioneers at Lee's Ferry.
Letter from J. E. Gavin on behalf of Carl Hayden writing in regards to the insurance claims filed with the National Park.
Letter from Arthur E. Demaray to Carl Hayden regarding insurance claims submitted by three men who lost property due to a fire in government-owned apartments.
Letter from solicitor Frederic L. Kirgis on behalf of his clients filing claims in regards to the fire started on government-owned apartments in the Grand Canyon.
Letter from Carl Hayden to Arno Cammerer asking his advice in regards to the insurance claims filed by park employees.
Letter from Carl Hayden to Roy James and M. J. Hanley expressing a wish to soon have a definite answer in regards to their insurance claims.
Letter from Arno B. Cammerer to Carl Hayden updating him in regards to the insurance claims by Roy James and M.J. Hanley.