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- All Subjects: Grand Canyon National Park (Ariz.)
- Creators: Dickinson, Alf
- Creators: United States Department of Agriculture
ContributorsDickinson, Alf (Author)
Created1926-04-27
Description
Letter from Alf Dickenson to Carl T. Hayden about securing mining permits within the park.
ContributorsUnited States Department of Agriculture (Publisher)
Created1917
DescriptionColor map of the Grand Canyon National Park proposed boundaries with animal habitat zones identified for deer, mountain lion and mountain sheep.