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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ContributorsSmith, George Otis (Author)
Created1918-04-23
Description

Letter from George Otis Smith, U.S. Geological Survey to Carl Hayden regarding asbestos mining prospects in the Grand Canyon.

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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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ContributorsSmith, George Otis (Author)
Created1918-05-01
Description

Letter from George Otis Smith to Carl Hayden regarding mining rights in the Grand Canyon.

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ContributorsHayden, Carl T. (Author)
Created1936-02-12
Description

Letter from Carl Hayden to Robert Fechner on building a Union Chapel in the Grand Canyon.

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ContributorsFechner, Robert (Author)
Created1936-02-26
Description

Letter from Robert Fechner to Carl Hayden on building a Union Chapel in the Grand Canyon.

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ContributorsCammerer, Arno B. (Author)
Created1936-02-25
Description

Letter from Arno B. Cammerer to Carl Hayden on building a Union Chapel in the Grand Canyon.

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ContributorsHayden, Carl T. (Author)
Created1936-02-28
Description

Letter from Carl Hayden to Walter Mitchell on building a Union Chapel in the Grand Canyon.

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ContributorsMitchell, Walter (Author)
Created1936-02-04
Description

Letter from Walter Mitchell to Carl Hayden on building a Union Chapel in the Grand Canyon.