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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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Grand Canyon National Park Committe on Public Lands Congressional Report 64th Congress

ContributorsMyers, H. L. (Author)
Created1917-02-20
DescriptionReport to accompany S 8250. Calendar No.967; 64th Congress 2nd Session