Matching Items (3)
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- All Subjects: Grand Canyon National Park (Ariz.)
- Creators: Greenberg, Laura B.
- Creators: R. P. Gilliland, R. P. Gilliland
- Creators: United States Department of Agriculture
ContributorsR. P. Gilliland, R. P. Gilliland (Author)
Created1923-10-10
Description
Letter from R.P Gilliland to Carl Hayden regarding the sale of Bright Angel Trail (Ariz.) and construction of the President's Highway from Maine, AZ, to the Grand Canyon.
ContributorsUnited States Department of Agriculture (Publisher)
Created1917
DescriptionColor map of the Grand Canyon National Park proposed boundaries with animal habitat zones identified for deer, mountain lion and mountain sheep.
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