Matching Items (3)
Filtering by
- All Subjects: Grand Canyon (Ariz.)
- Creators: Evans, R. T.
- Creators: Greene, Harold
- Creators: Zachau, Bernie
ContributorsGreene, Harold (Author)
Created1917-02-09
Description
Letter from Harold Greene to Carl Hayden regarding the proposed boundaries for the national park bill.
ContributorsZachau, Bernie (Author)
Created1917-02-17
Description
Letter from Bernie Zachau to Carl Hayden regarding water power in the Grand Canyon.
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.