Filtering by
- All Subjects: Hayden, Carl Trumbull, 1877-1972
- All Subjects: Boulder Canyon Project (U.S.) -- History
- All Subjects: Lower Colorado River Basin Project (U.S.)
- Creators: Archives and Special Collections, Arizona State University Libraries
- Creators: Riordan, M. J.
Letter from M. J. Riordan to Carl Hayden expressing his opposition to the federal government's takeover of Bright Angel Trail.
Letter from Michael J. Reardon to Carl T. Hayden, in agreement with Ralph Cameron, asserting that Bright Angel Trail should not be sold from Coconino County to the United States.
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?
Report of Colorado River Board on the Boulder Canyon Project to the Secretary of the Interior, 11/24/1928.
Carl Hayden, John Rhodes, Lady Bird Johnson, Stewart and Mo Udall, and Roy Elson depicted, 1968.