Matching Items (3)
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- All Subjects: Grand Canyon National Park (Ariz.)
- Creators: Borkan, Ronald E.
- Creators: Campbell, Ian
- Creators: Russell, H. L.
ContributorsRussell, H. L. (Author)
Created1927-01-24
Description
Letter from H. L. Russell to Carl Hayden regarding fines in the park.
ContributorsMaxon, John H. (Author) / Campbell, Ian (Author) / American Journal of Science (Publisher)
Created1934-10-01
DescriptionExcerpt on the Archean Ripple Mark in the Grand Canyon.
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.