Filtering by
- All Subjects: Breen, Fred Sylvester, 1869-1932
- All Subjects: Gilliland, Richard P., 1883-1966
- All Subjects: Heard, Dwight Bancroft, 1869-1929
- All Subjects: Riordan, Michael James, 1865-1930
- Creators: Hayden, Carl T.
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 Fred S. Breen regarding Yaki Point, the sale of Bright Angel Trail and the building of a road between Maine and the Grand Canyon.
Letter from Carl T. Hayden to Michael J. Riordan explaining the benefits of selling Bright Angel Trail and building an approach road.
Letter from Carl T. Hayden to Fred S. Breen concerning the expenditure of $100,000 to purchase Bright Angel Trail.
Letter from Carl Hayden to R.P Gilliland regarding the sale of Bright Angel Trail (Ariz.) and construction of the President's Highway from Maine, AZ to the Grand Canyon.