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ContributorsHayden, Carl T. (Author)
Created1925-12-14
Description

Letter from Carl Hayden to J. R. Eakin regarding the sale of Bass property to the Santa Fe Railroad Company.

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ContributorsHayden, Carl T. (Author)
Created1923-12
DescriptionTelegram from Carl Hayden to P. J. Moran regarding the resignation of W. W. Crosby and his replacement J. R. Eakin.
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Created1930
Description

Typescript report, black and white, describing the birds of Grand Canyon National Park with cover drawing of a bald eagle.

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ContributorsHayden, Carl T. (Author) / Smith, George Otih (Author)
Created1918-04-25
Description

Letter from Carl Hayden to George Otis Smith asking his advice regarding the mining of asbestos deposits in the Grand Canyon.

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ContributorsHayden, Carl T. (Author)
Created1925-08-13
Description

Letter from Carl Hayden to J. R. Eakin about a trip to the Grand Canyon.

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ContributorsHayden, Carl T. (Author)
Created1926-03-30
Description

Letter from Carl T. Hayden to J. R. Eakin regarding changes to the Grand Canyon National Park boundaries and the purchase of lands from William Randolph Hearst.

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Created1926-04-02
DescriptionGrand Canyon National Park General Regulations.
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ContributorsHayden, Carl T. (Author)
Created1926-06-12
Description

Letter from Carl T. Hayden to Alf Dickenson about mine locations within the park.

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ContributorsHayden, Carl T. (Author)
Created1924-08-06
Description

Letter from Carl T. Hayden to Louis C. Cramton about potential prosecution of people with mining claims within park boundaries.

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Created1929
Description

Typescript report, black and white, describing the mammals of Grand Canyon National Park with cover drawing of a bighorn sheep.