Browse TRAIL Inventories

Exploration for war minerals (through fiscal year 1942)

Ellington manganese deposit, Reynolds County, Mo.

Shaft-sinking methods and costs and cost of plant and equipment at the Fad shaft, Eureka Corp., Ltd., Eureka, Nev.

The Three Kids manganese deposit Clark County, Nev. :exploration, mining, and processing

Sampling deep ore deposits by rotary drilling and methods of surveying and controlling the direction of drill holes

Shaft-sinking methods and costs at the T.L. Shaft, Eureka Corp., Eureka, Nev.

Exploration, development, and costs of the Stormy Day Tungsten Mine, Pershing County, Nev.

Open-pit operations at the Tripp Pit, Consolidated Coppermines Corp., Kimberly, Nevada


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