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- Creators: Geological Survey (U.S.)
- Creators: Hoover, Herbert, 1874-1964
- Member of: Colorado River Central Arizona Project
ContributorsHayden, Carl Trumbull, 1877-1972 (Contributor) / Hoover, Herbert, 1874-1964 (Contributor) / United States. Congress (Creator) / Archives and Special Collections, Arizona State University Libraries (Host institution)
Created1928
ContributorsSmith, George Otis, 1871-1944 (Contributor) / Geological Survey (U.S.) (Contributor) / Archives and Special Collections, Arizona State University Libraries (Host institution)
Created1924-04-25