Browse TRAIL Inventories

Umber, sienna, and other brown earth pigments

A mechanically driven level rock tunnel

Abstracts of recent articles on mine support

Growth and development of nonmetallic mineral industries

The present status of the mineral industry

How can the Bureau of Mines best serve mining? (the Bureau and the South)

Use of airplanes in mining and petroleum operations (abstract)

Leasing system as applied to metal mining

Sodium sulfate

Mining methods and costs at the Eureka Standard mine

Minor mineral fertilizer materials

Suggested methods for the reduction of mine accidents from the viewpoint of the safety engineer

Shifts in sources of chromite supply

The new Bureau of Mines Southern Experiment Station at the University of Alabama, Tuscaloosa, Ala.

Electric signaling system, Ross shaft, Homestake Mining Co.

The Bureau of Mines and mineral utilization

Strategic minerals investigations :procedure followed by the Bureau of Mines


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