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Created1905
Description

Detailed map of Granite Gorge section of the Grand Canyon from the pamphlet titled, "Titan of Chasms: Grand Canyon of Arizona."

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ContributorsHayden, Carl T. (Author)
Created1918-07-19
Description

Letter from Carl T. Hayden to C. H. Gensler, Havasupai Indian Reservation, regarding Hualapai and Cataract Canyons geography.

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ContributorsHayden, Carl T. (Author)
Created1924-03-25
Description

Letter of introduction for Dwight B. Heard on the arrival of National Park Service Director Stephen T. Mather to Phoenix. Mather's visit includes trips to Roosevelt Dam and Tumacácori.

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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.

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ContributorsUnited States National Park Service (Publisher)
Created1925-10-19
DescriptionMap of Proposed Boundary Changes to Grand Canyon National Park.
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Created1917
DescriptionColor map of the Grand Canyon National Park proposed boundaries with animal habitat zones identified for deer, mountain lion and mountain sheep.
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ContributorsUnited States National Park Service (Publisher)
Description

Map of proposed addition to Grand Canyon National Park Boundaries. Circa 1932.