Filtering by
- All Subjects: Cataract Canyon (Wayne County-San Juan County, Utah)
- All Subjects: Civilian Conservation Corps (U.S.)
- All Subjects: Moran, Patrick Joseph, 1864-1936
- All Subjects: Heard, Dwight Bancroft, 1869-1929
- All Subjects: Williams, Lawrence S., 1868-1946
- Creators: Hayden, Carl T.
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 T. Hayden to P. J. Moran concerning the alignment of the road to Bright Angel Trail.
Letter from Carl Hayden to J. V. Lloyd, Assistant Superintendent of Grand Canyon National Park, thanking him for his support in maintaining Civilian Conservation Corp companies at full strength. Handwritten note in red pencil, "Jack - For my attention in January. Hayden."
Letter from Carl Hayden to Hugh E. Campbell with an enclosed outline map of the proposed boundaries of Grand Canyon National Park.