Matching Items (4)
Filtering by
- All Subjects: Grand Canyon National Park (Ariz.)
- Creators: Battelle Memorial Institute. Technology Partnership Practice
- Creators: Tillotson, Miner Raymond
- Creators: U.S. Department of the Interior
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ContributorsTillotson, Miner Raymond (Author)
Created1935-10-08
Description
Letter from Miner Tillotson to Carl Hayden in regards to a request for two small blue spruce trees from the North Rim.
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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.
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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.
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ContributorsU.S. Department of the Interior (Publisher)
Created1979-12-20
DescriptionColorado River management plan, Grand Canyon National Park, Arizona.