Filtering by
- All Subjects: Hayden, Carl Trumbull, 1877-1972
- All Subjects: Boulder Canyon Project (U.S.) -- History
- Creators: Archives and Special Collections, Arizona State University Libraries
- Creators: Gensler, C. H.
- Creators: Zachau, Bernie
Letter from C. H. Gensler, Havasupai Agency to Carl Hayden regarding boundary lines.
Letter from Bernie Zachau to Carl Hayden regarding water power in the Grand Canyon.
Letter from C. H. Gensler to Carl Hayden asking for a meeting in regards to the Havasupai pasture land in light of the national park bill.
Telegram from C. H. Gensler to Carl Hayden arranging a meeting in Hilltop, Arizona.
Letter from C. H. Gensler expressing concern on behalf of the Havasupai Tribe regarding the proposed park boundaries.
Carl T. Hayden to George W. P. Hunt re: Swing-Johnson Bill and three state meeting in Los Angeles, December 11, 1926.
Petition of residents of Graham County, Arizona opposed to the "Swing-Johnson Boulder Canyon Dam Bill," 1/14/1927.
Why I oppose the approval of the Colorado River Compact, by Geo. W.P. Hunt, Governor of Arizona, 1923?