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ContributorsSmith, George Otis (Author)
Created1918-04-23
Description

Letter from George Otis Smith, U.S. Geological Survey to Carl Hayden regarding asbestos mining prospects in the Grand Canyon.

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ContributorsSmith, George Otis (Author)
Created1918-05-01
Description

Letter from George Otis Smith to Carl Hayden regarding mining rights in the Grand Canyon.

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ContributorsMather, Stephen T. (Author)
Created1918-03-29
Description

Letter from Stephen T. Mather to Carl Hayden with markup of bill S 390 for the proposed National Park.

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ContributorsMather, Stephen T. (Author)
Created1918-07-09
Description

Letter from Stephen T. Mather to Carl Hayden regarding amendments to the national park bill including Mather's approval of the Secretary of the Interior granting railroads rights of way.

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ContributorsGrant, Michael, 1951- (Host) / Volberding, Paul (Interviewee) / Harmon, Robert John, 1946- (Interviewee) / Public Broadcasting Service (Broadcaster)
Created1985-12-20
DescriptionRobert Harmon, M.D., Director, Division of Public Health, Maricopa County Health Services; Paul Volberding, M.S., Chief of Oncology, San Francisco General Hospital. Episode-long interviews on the impact of AIDS in San Francisco.