Matching Items (5)
Filtering by
- All Subjects: Grand Canyon National Park (Ariz.)
- Creators: Riordan, M. J.
- Creators: Clarke, Petey
- Creators: Cooperative National Park Resources Studies Unit, University of Arizona
- Creators: Harbin, Adrian
ContributorsHarbin, Adrian (Author)
Created1937
DescriptionDescription of a four day trip to the Grand Canyon.
ContributorsRiordan, M. J. (Author)
Created1924-03-17
Description
Letter from M. J. Riordan to Carl Hayden expressing his opposition to the federal government's takeover of Bright Angel Trail.
ContributorsRiordan, M. J. (Author)
Created1924-03-07
Description
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.
ContributorsGreenberg, Laura B. (Author) / Underhill, A. Heaton (Author) / Cooperative National Park Resources Studies Unit, University of Arizona (Publisher)
Created1986-03
DescriptionCooperative National Park Resources Study Unit of Arizona, a special report, v no. 4, improving viistor communciation in Grand Canyon National Park