Filtering by
- All Subjects: North Rim (Ariz.)
- All Subjects: Campbell, Myrtle Gartner, 1907-1979
- All Subjects: Mather, Stephen Tyng, 1867-1931
- All Subjects: Smith, George Otis, 1871-1944
- Member of: 100 Years of Grand: The Grand Canyon Centennial Project
Letter from George Otis Smith to Carl Hayden regarding mining rights in the Grand Canyon.
Letter from Carl Hayden to George Otis Smith asking his advice regarding the mining of asbestos deposits in the Grand Canyon.
Letter from George Otis Smith, U.S. Geological Survey to Carl Hayden regarding asbestos mining prospects in the Grand Canyon.
Letter from Miner Tillotson to Carl Hayden in regards to a request for two small blue spruce trees from the North Rim.
Letter from Carl T. Hayden to Louis C. Cramton about potential prosecution of people with mining claims within park boundaries.
Letter from Carl T. Hayden to Alf Dickenson about mine locations within the park.
Black and white, silver gelatin print with some silvering. Circa 1930.
Black and white, silver gelatin print with some silvering. Circa 1930.