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Investigation of Radioactivity in the Yerington Copper Mine, Lyon County, Nevada
From abstract: A reconnaissance radioactivity survey of the Anaconda Copper Mining Company open-pit copper mine at Yerington, Nevada, was made in October 1953 to investigate the reported occurrence on one of the mine dumps of rock containing 0.022 percent uranium.
Date:
June 1955
Creator:
Taylor, A. O. & Powers, J. F.
Object Type:
Report
System:
The UNT Digital Library
Recovery of sulfur from its ores
Patent for Recovery of Sulfur from its Ores which is used to be a full, clear, and exact description of the invention such as will enable other skilled art to which it appertains to make and use the same
Date:
April. 12, 1921
Creator:
{Gilbert A. Bragg}
Object Type:
Patent
System:
The Portal to Texas History