Matching Items (5)
Filtering by
- All Subjects: Grand Canyon (Ariz.)
- All Subjects: Tourism
- Creators: Smith, George Otis
- Creators: American Journal of Science
- Creators: Charney, Alberta Hill
- Creators: Evans, R. T.
ContributorsSmith, George Otis (Author)
Created1918-05-01
Description
Letter from George Otis Smith to Carl Hayden regarding mining rights in the Grand Canyon.
ContributorsSmith, George Otis (Author)
Created1918-04-23
Description
Letter from George Otis Smith, U.S. Geological Survey to Carl Hayden regarding asbestos mining prospects in the Grand Canyon.
ContributorsPavlakovich-Kochi, Vera (Author) / Charney, Alberta Hill (Author) / University of Arizona. Economic and Business Research Center (Contributor)
Created2008-12
Description
This is the fourth study conducted by The University of Arizona since the late 1970s which assesses direct spending by Mexican visitors and estimates their total economic impact on Arizona.
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.
ContributorsMatthes, F. (Author) / Evans, R. T. (Author) / The Military engineer (Publisher)
Created1926-05
DescriptionGeological Survey of the Grand Canyon in published journal. Vol. XVIII, No. 99.