Matching Items (3)
Filtering by
- All Subjects: Hayden, Carl Trumbull, 1877-1972
- All Subjects: Desert conservation
- Creators: Connolly, Neva
- Creators: Dickinson, Alf
- Creators: Mulholland, William, 1855-1935
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ContributorsDickinson, Alf (Author)
Created1926-04-27
Description
Letter from Alf Dickenson to Carl T. Hayden about securing mining permits within the park.
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ContributorsFonseca, Julia (Author) / Scalero, David (Author) / Connolly, Neva (Author) / Pima County (Ariz.). County Administrator's Office (Publisher)
Created2000-05
DescriptionDocuments the preparation of a geographic information system cover that represents springs in Pima County, discusses characteristics of certain springs in Pima County, and identifies actions needed to improve the conservation of springs and spring habitats.
ContributorsMulholland, William, 1855-1935 (Contributor) / Hayden, Carl Trumbull, 1877-1972 (Contributor) / United States. Congress. House. Committee on Irrigation and Reclamation. (Creator) / Archives and Special Collections, Arizona State University Libraries (Host institution)
Created1923