Matching Items (2)
Filtering by
- All Subjects: Mining
- All Subjects: Hayden, Carl Trumbull, 1877-1972
- Creators: Dickinson, Alf
- Creators: United States Department of the Interior
ContributorsEdwards, John H. (Author) / United States Department of the Interior (Publisher)
Created1926-04-02
DescriptionGrand Canyon National Park General Regulations.
ContributorsDickinson, Alf (Author)
Created1926-04-27
Description
Letter from Alf Dickenson to Carl T. Hayden about securing mining permits within the park.