Matching Items (3)
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- All Subjects: Grand Canyon National Park (Ariz.)
- All Subjects: Hayden, Carl Trumbull, 1877-1972
- Creators: American Journal of Science
ContributorsTillotson, Miner Raymond (Author)
Created1935-10-08
Description
Letter from Miner Tillotson to Carl Hayden in regards to a request for two small blue spruce trees from the North Rim.
ContributorsPollock, T. E. (Author)
Created1916-04-13
Description
Letter from T. E. Pollock to Carl Hayden expressing his dissatisfaction with the proposed boundaries in the national park bill.
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.