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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)
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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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)
DescriptionMemorandum urging the maintenance of Civilian Conservation Corp companies at the maximum strength. Circa 1937.
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ContributorsHayden, Carl T. (Author)
Created1936-11-24
Description

Letter from Carl Hayden to J. V. Lloyd, Assistant Superintendent of Grand Canyon National Park, thanking him for his support in maintaining Civilian Conservation Corp companies at full strength. Handwritten note in red pencil, "Jack - For my attention in January. Hayden."