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Letter From Carl Hayden to George Otis Smith, U.S. Geological Survey

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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Letter From David Babbitt to Ralph Cameron

ContributorsBabbitt, David (Author)
Created1926-02-27
Description

Letter from David Babbitt supporting the establishment of a post office in the Grand Canyon National Park.