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Control of Hookworm Infection at the Deep Gold Mines of the Mother Lode, California
From Introduction: "This report presents of an investigation of hookworm infection in the deep gold mines of the Mother Lode, California. In this investigation 1,440 miners of Mother Lode have been examined for hookworm infection; 444 miners were found to be infected; and 91 miners have taken the treatment and have gotten rid of the infection."
Date:
1917
Creator:
Cumming, James G. & White, Joseph H.
System:
The UNT Digital Library
Investigation of the McCormick Chromite Mine, Tuolumne County, California
Report issued by the Bureau of Mines over investigations on the McCormick chromite mine. Descriptions of the chromite deposits are presented. Details about the development made in the mine are listed. This report includes tables, maps, and illustrations.
Date:
November 1949
Creator:
Shattuck, John R. & Ricker, Spangler
System:
The UNT Digital Library
Mineral Industries Survey of the United States, California: Tuolumne and Mariposa Counties, Mother Lode District (South). Mines of the Southern Mother Lode Region, Part 2 -- Tuolumne and Mariposa Counties
Report issued by the Bureau of Mines over mining operations in the southern Mother Lode Region of California. A review of this area is presented, and discussed. This report includes tables, illustrations, and photographs.
Date:
1940
Creator:
Julihn, C. E. & Horton, F. W.
System:
The UNT Digital Library