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- All Subjects: Evans, Richard Tranter, 1881-1966
- All Subjects: Matthes, François Émile, 1874-1948
- All Subjects: Tourism
- Creators: The Military engineer
ContributorsMatthes, F. (Author) / Evans, R. T. (Author) / The Military engineer (Publisher)
Created1926-05
Description
Geological Survey of the Grand Canyon in published journal. Vol. XVIII, No. 99.