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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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The Grand Cañon of the Colorado

ContributorsLummis, Charles F. (Author) / California Illustrated Magazine (Publisher)
Created1893
Description

Description of the Grand Cañon of the Colorado after the opening of the stage-line from Flagstaff.