100 Years of Grand: The Grand Canyon Centennial Project
- 1 English
- 1 text
Letter from R.P Gilliland to Carl Hayden regarding the sale of Bright Angel Trail (Ariz.) and construction of the President's Highway from Maine, AZ to the Grand Canyon.
- R. P. Gilliland, R. P. Gilliland, Hayden, Carl T.
- Created Date