Matching Items (5)
Filtering by

Clear all filters

41216-Thumbnail Image.png
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.

41499-Thumbnail Image.png
ContributorsDixon, Maynard (Artist) / Standard Oil Company of California (Sponsor)
Created1937-06
Description

Bulletin describing a radio broadcast of a sightseeing plane trip over the Grand Canyon. Cover art by Maynard Dixon (1875-1946).

41511-Thumbnail Image.png
ContributorsCramton, Louis C. (Author)
Created1924-03-03
DescriptionSpeech by Representative Cramton in favor of the purchase of lands that contain Bright Angel Trail from Coconino County, and to eliminate private ownership of the trail.
67291-Thumbnail Image.png
Created1986-03
DescriptionCooperative National Park Resources Study Unit of Arizona, a special report, v no. 4, improving viistor communciation in Grand Canyon National Park
67293-Thumbnail Image.png
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.