Matching Items (3)
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- All Subjects: Grand Canyon National Park (Ariz.)
- Creators: Battelle Memorial Institute. Technology Partnership Practice
- Creators: Breen, Fred S.
ContributorsBreen, Fred S. (Contributor)
Created1924-12-07
Description
Letter from Fred Breen to Carl Hayden regarding the sale of Bright Angel Trail.
ContributorsBattelle Memorial Institute. Technology Partnership Practice (Contributor)
Created2009-12
Description
This plan was undertaken by the Arizona Department of Transportation Multimodal Planning Division Aeronautics Group to evaluate and recommend a terminal area layout to meet anticipated terminal area demands.
ContributorsUnderhill, A. Heaton (Author) / Borkan, Ronald E. (Author) / Battelle Memorial Institute. Technology Partnership Practice (Publisher)
Created1986-04
Description
Cooperative National Park Resources Studies Unit for University of Arizona, effects on Glen Canyon Dam releases on Grand Canyon River trips, a technical report, vol. no. 16.