Filtering by
- All Subjects: Colorado River (Colo.-Mexico)
- All Subjects: Columbia River
- Creators: Archives and Special Collections, Arizona State University Libraries
- Creators: Underwood and Underwood
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Sepia stereo card of a man sitting on a rock with printed annotation, "(12) Down the Granite Gorge of the Colorado (1,200 feet deep) from Peritese Point, Grand Canyon of Arizona. Copyright 1903 by Underwood & Underwood."
Colorado River Basin Project report together with separate and dissenting views to accompany H.R. 3300, 4/28/1968.
A mine is not forever, by Canyon Films of Arizona, n.d.
C.C. Tillotson to Carl T. Hayden, 2/19/1945 re: Colorado-Verde Project, water allocations and Mexican water.
The Colorado River Compact: extension of remarks of Hon. Carl Hayden of Arizona, 1/30/1923. Congressional.
S75: A bill authorizing the construction, operation and maintenance of a dam and incidental works in the main stream of the Colorado River at Bridge Canyon, together with certain appurtenant dams and canals, 3/12/1951.