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All Subjects: Grand Canyon National Park (Ariz.)
Creators: Maxon, John H.
Creators: United States House of Representatives

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Archean Ripple Marks in the Grand Canyon

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.

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Bill to Establish the Grand Canyon National Park in Arizona (H.R. 20477)

ContributorsUnited States House of Representatives (Author)

Created1917-01-24

DescriptionBill to establish the Grand Canyon as a National Park.