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- All Subjects: Grand Canyon National Park (Ariz.)
- Creators: American Journal of Science
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.
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.