Filtering by
- All Subjects: Fire
- All Subjects: Demaray, Arthur Edward, 1887-1958
- All Subjects: Geography
- All Subjects: Heard, Dwight Bancroft, 1869-1929
- All Subjects: Nature conservation -- Political aspects -- United States -- History -- 20th century.
- Creators: Hayden, Carl T.
An audio recording of the award ceremony featuring remarks from Senator Hayden, US Secretary of Agriculture Orville Freeman and US Secretary of the Interior Stewart Udall.
Letter from Carl T. Hayden to C. H. Gensler, Havasupai Indian Reservation, regarding Hualapai and Cataract Canyons geography.
Letter of introduction for Dwight B. Heard on the arrival of National Park Service Director Stephen T. Mather to Phoenix. Mather's visit includes trips to Roosevelt Dam and Tumacácori.
Letter from Carl Hayden to A. E. Demaray enclosing Ed Hamilton's complaint regarding the road between Grand Canyon Village and Rowe's Well.
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 Carl Hayden to A. E. Demaray on behalf of Roy James and M. J. Hanley asking if reimbursment could be granted without the need of special legislation.
Letter from Carl Hayden to Arno B. Cammerer asking for the insurance claims of Roy James and M. J. Hanley to be investigated.
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.