A digital archive celebrating the Centennial of the Grand Canyon National Park. A collaborative project of the Arizona State University Library, Cline Library, Northern Arizona University, and the Grand Canyon National Park. Additional materials are available via the project website.

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ContributorsUnited States Geological Survey (Publisher)
Created1937-06
DescriptionAerial survey, contour map of proposed Fredonia-Toroweap road.
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Created1923-10-10
Description

Letter from R.P Gilliland to Carl Hayden regarding the sale of Bright Angel Trail (Ariz.) and construction of the President's Highway from Maine, AZ, to the Grand Canyon.

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ContributorsHayden, Carl T. (Author)
Created1923-10-13
Description

Letter from Carl Hayden to R.P Gilliland regarding the sale of Bright Angel Trail (Ariz.) and construction of the President's Highway from Maine, AZ to the Grand Canyon.

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ContributorsHayden, Carl T. (Author)
Created1924-12-16
Description

Letter from Carl Hayden to Fred S. Breen regarding Yaki Point, the sale of Bright Angel Trail and the building of a road between Maine and the Grand Canyon.

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ContributorsMather, Stephen T. (Author)
Created1918-03-29
Description

Letter from Stephen T. Mather to Carl Hayden with markup of bill S 390 for the proposed National Park.

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ContributorsGensler, C. H. (Author)
Created1917-04-18
Description

Letter from C. H. Gensler to Carl Hayden asking for a meeting in regards to the Havasupai pasture land in light of the national park bill.

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ContributorsCotter, Joseph J. (Author)
Created1917-03-19
Description

Letter from Joseph J. Cotter to Carl Hayden providing a rebuttal to W. W. Bass' objections to the Grand Canyon National Park Bill.

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ContributorsHayden, Carl T. (Author)
Created1917-03-09
Description

Letter from Carl Hayden to C. H. Gensler informing him of a trip to the Grand Canyon to discuss the Havasupai Tribe grazing lands.

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ContributorsMather, Stephen T. (Author)
Created1918-07-09
Description

Letter from Stephen T. Mather to Carl Hayden regarding amendments to the national park bill including Mather's approval of the Secretary of the Interior granting railroads rights of way.

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ContributorsHayden, Carl T. (Author)
Created1918-07-03
Description

Letter from Carl Hayden to Stephen T. Mather regarding certain amendments to the national park bill. Rights regarding the Havasupai Tribe are mentioned.