Matching Items (2)
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- All Subjects: Grand Canyon National Park (Ariz.)
- All Subjects: Pima County (Ariz.)
- Creators: American Journal of Science
- Creators: Connolly, Neva
- Resource Type: Text
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.
ContributorsMaxon, John H. (Author) / Campbell, Ian (Author) / American Journal of Science (Publisher)
Created1934-10-01
DescriptionExcerpt on the Archean Ripple Mark in the Grand Canyon.