Matching Items (3)
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- All Subjects: Hayden, Carl Trumbull, 1877-1972
- Creators: Smith, George Otis
- Creators: United States National Park Service
ContributorsSmith, George Otis (Author)
Created1918-05-01
Description
Letter from George Otis Smith to Carl Hayden regarding mining rights in the Grand Canyon.
ContributorsSmith, George Otis (Author)
Created1918-04-23
Description
Letter from George Otis Smith, U.S. Geological Survey to Carl Hayden regarding asbestos mining prospects in the Grand Canyon.
ContributorsUnited States National Park Service (Publisher)
Created1925-10-19
DescriptionMap of Proposed Boundary Changes to Grand Canyon National Park.