Matching Items (3)
Filtering by
- All Subjects: Legislation
- Creators: Smith, George Otis
- Creators: Zachau, Bernie
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.
ContributorsZachau, Bernie (Author)
Created1917-02-17
Description
Letter from Bernie Zachau to Carl Hayden regarding water power in the Grand Canyon.