Matching Items (6)
Filtering by
- All Subjects: Mining
- All Subjects: Heard, Dwight Bancroft, 1869-1929
- All Subjects: United States. Congress. House
- Creators: Hayden, Carl T.
- Creators: Burke, Charles H.
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)
Created1918-10-18
DescriptionReport to accompany S 390. HR. 65th Congress, 2nd Session Rpt 832. House of Representatives bill for the formation of Grand Canyon National Park with requested amendments.
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.
ContributorsBurke, Charles H. (Author)
Created1926-04-22
Description
Letter from Charles H. Burke to Carl T. Hayden about mining on Diné (formerly Navajo) national land.