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- All Subjects: Mining
- Creators: Smith, George Otih
- 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.