Matching Items (3)
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- All Subjects: Mining
- All Subjects: Advertisements
- All Subjects: Edwards, John Homer, 1869-1945
- Creators: Smith, George Otis
- Creators: Edwards, John H.
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.
ContributorsSmith, George Otis (Author)
Created1918-05-01
Description
Letter from George Otis Smith to Carl Hayden regarding mining rights in the Grand Canyon.
ContributorsEdwards, John H. (Author) / United States Department of the Interior (Publisher)
Created1926-04-02
DescriptionGrand Canyon National Park General Regulations.