Browse TRAIL Inventories

Laboratories that make assays, analyses and tests on ores, minerals, and other substances

Laboratories that make fire assays, analyses and tests on ores, minerals, and other inorganic substances

The Bureau of Mines and mineral utilization

Safety education in schools of mining districts

Mineral Industries Survey of the United States: California, Calaveras County, Mother Lode District (South). Mines of the Southern Mother Lode Region. Part 1 -- Calaveras County

Procedure in Sealing and Unsealing Mine Fires and in Recovery Operations Following Mine Explosions

The mineral content of the edible portions of some American fishery products

Central mine rescue stations

Some suggestions on safety in timbering anthracite mines

Some information on timbering bituminous-coal mines

Classification chart of typical coals of the United States :showing B.t.u. per pound on the moist, mineral-matter-free basis, plotted against fixed carbon on the dry, mineral-matter-free basis

Mineral Industry of Alaska in 1938

Strategic minerals investigations :procedure followed by the Bureau of Mines


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