Matching Items (4)
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.
ContributorsHeard, Dwight (Author)
Created1924-03-29
Description
Letter from Dwight B. Heard, president and publisher of The Arizona Republican, to Carl T. Hayden about a visit by Stephen Mather.
ContributorsDixon, Maynard (Artist) / Standard Oil Company of California (Sponsor)
Created1937-06
Description
Bulletin describing a radio broadcast of a sightseeing plane trip over the Grand Canyon. Cover art by Maynard Dixon (1875-1946).