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Investigation of West Belt Copper-Zinc Mines, El Dorado, Amador, Calaveras, and Mariposa Counties, California
Report issued by the U.S. Bureau of Mines on the West Belt copper-zinc mines. The properties and characteristics of the mineral composition are presented. The report includes tables and maps.
Date:
February 1951
Creator:
Wiebelt, Frank J.; Sanborn, W. C.; Trengove, R. R. & Ricker, Spangler
System:
The UNT Digital Library
United States Earthquakes, 1951
Report discussing earthquake activity in the United States during 1951. The report is broken down by regions and has sections for specific earthquakes.
Date:
1951
Creator:
unknown
System:
The UNT Digital Library
The Synthetic Liquid Fuel Potential of California
Report documenting the suitability of California for plant locations to produce synthetic liquid fuels, based on raw materials such as oil-impregnated strippable deposits, coal, and natural gas.
Date:
April 20, 1951
Creator:
Ford, Bacon, and Davis
System:
The UNT Digital Library