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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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ContributorsHayden, Carl T. (Author)
Created1917-02-13
Description

Letter from Carl Hayden to L. L. Ferrall on the favorable conditions for creating a national park and the prospect of the United States entering WW I.

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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.

ContributorsFreeman, Orville (Speaker) / Udall, Stewart (Speaker) / Hayden, Carl T. (Speaker)
Created1967-03-22
Description

An audio recording of the award ceremony featuring remarks from Senator Hayden, US Secretary of Agriculture Orville Freeman and US Secretary of the Interior Stewart Udall.