Matching Items (6)
Filtering by
- All Subjects: Mining
- All Subjects: Gilliland, Richard P., 1883-1966
- All Subjects: Heard, Dwight Bancroft, 1869-1929
- Creators: Hayden, Carl T.
- Creators: Edwards, John H.
- Member of: 100 Years of Grand: The Grand Canyon Centennial Project
ContributorsHayden, Carl T. (Author) / Smith, George Otih (Author)
Created1918-04-25
Description
Letter from Carl Hayden to George Otis Smith asking his advice regarding the mining of asbestos deposits in the Grand Canyon.
ContributorsHayden, Carl T. (Author)
Created1924-03-25
Description
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.
ContributorsHayden, Carl T. (Author)
Created1924-08-06
Description
Letter from Carl T. Hayden to Louis C. Cramton about potential prosecution of people with mining claims within park boundaries.
ContributorsHayden, Carl T. (Author)
Created1926-06-12
Description
Letter from Carl T. Hayden to Alf Dickenson about mine locations within the park.
ContributorsEdwards, John H. (Author) / United States Department of the Interior (Publisher)
Created1926-04-02
DescriptionGrand Canyon National Park General Regulations.
ContributorsHayden, Carl T. (Author)
Created1923-10-13
Description
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.