Matching Items (3)
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- All Subjects: Tourism
- All Subjects: Matthes, François Émile, 1874-1948
- Creators: Campbell, Ian
- Creators: Hayden, Carl T.
- Creators: The Military engineer
ContributorsHayden, Carl T. (Author)
Created1924-03-11
DescriptionCarl Hayden speech to Congress on the sale of Bright Angel Trail.
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.