Matching Items (3)
Filtering by
- All Subjects: Grand Canyon (Ariz.)
- Creators: Arizona. Department of Mines and Mineral Resources
- Creators: Evans, R. T.
- Creators: Pollock, T. E.
- Creators: The Military engineer
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.
ContributorsSingh, Madan M. (Author) / Arizona. Department of Mines and Mineral Resources (Publisher)
Created2009-07
Description
Testimony for The Subcommittee on National Parks, Forests and Public Lands of the Committee on Natural Resources presented against the withdrawal of the uranium-bearing lands around the Grand Canyon National Park.
ContributorsMatthes, F. (Author) / Evans, R. T. (Author) / The Military engineer (Publisher)
Created1926-05
DescriptionGeological Survey of the Grand Canyon in published journal. Vol. XVIII, No. 99.