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- All Subjects: United States. Congress
- All Subjects: Mining
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- Member of: 100 Years of Grand: The Grand Canyon Centennial Project
Letter from Alf Dickenson to Carl T. Hayden about securing mining permits within the park.
Letter from Charles H. Burke to Carl T. Hayden about mining on Diné (formerly Navajo) national land.
Speech by Carl T. Hayden offering a motion to authorize a road an trail construction program in Grand Canyon National Park "to make these natural wonders accessible to the American people." The speech appears in the Congressional Record, 68th Congress, First Session.
Four letters of correspondence about the purchase of Bright Angel Trail between A. E. Demaray, Acting Director of the Grand Canyon National Park; E. C. Finney, Department of the Interior First Assistant Secretary; Carl T. Hayden, Representative (AZ); and Stephen T. Mather, Director of the National Park Service.
Black and white, silver gelatin print with some silvering. Circa 1930.
Establishment of Grand Canyon National Park.
Letter from Ralph H. Cameron asking to speak to Carl Hayden concerning a matter relevant to the bill granting National Park status to the Grand Canyon.