Matching Items (2)
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- All Subjects: Grand Canyon National Park (Ariz.)
- Creators: Heard, Dwight
- Creators: Maxon, John H.
ContributorsHeard, Dwight (Author)
Created1924-03-29
Description
Letter from Dwight B. Heard, president and publisher of The Arizona Republican, to Carl T. Hayden about a visit by Stephen Mather.
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.