TRAIL - Technical Report Archive and Image Library

Progress report 4 on investigation of detachable rock-drill bits

List of respiratory protective devices approved by the U.S. Bureau of Mines

Bureau of Mines apparatus for demonstrating electrical ignition of mine gas

What's wrong with mine safety programs

The design of small wooden head frames

Methods and costs of mining and crushing gypsum at the mine of the Victor Plaster, Inc., Victor, N.Y.

Some aspects of strip mining of bituminous coal in Central and South Central states

Electric signaling system, Ross shaft, Homestake Mining Co.

Dust hazards and their control in mining

Shaft- and slope-bottom lay-outs at coal mines

Aerial tramways in the metal-mining industry.

Some suggestions on safety in coal-mine haulage

Hazards of compressed-air jets for ventilating gassy mines

Mining and milling methods at the Pilgrim mine, Chloride, Ariz.

Liquid carbon dioxide used to extinguish a gob fire in a German coal mine

Pumping operations in the Cripple Creek district, Colo.

Petroleum refineries, including cracking plants, in the United States, January 1, 1937

Some results of first-aid training of all of the employees of a mine or plant

Mining and reduction methods and costs at the Oceanic Quicksilver Mine, Cambria, San Luis Obispo County, Calif.

Pebble-phosphate mine accident experience

Methods and costs of mining and crushing gypsum at the mine of the Ebsary Gypsum Co., Inc., Wheatland, N.Y.

Use of reflector buttons for danger, warning, direction, and safety signs in mines

Milling methods and costs at the mill of the Tom Reed Gold Mines Co., Oatman, Ariz.

Mining methods and costs of the Quartz Hill Mining Co., Dewey, Mont.

Resume of work of the nonmetals division :calendar year 1936

Curves for the classification of coal

Operations and costs at the St. Joe Mining & Milling Co., Boulder, Colo.

Annual report of the nonmetals division, fiscal year 1937

Placer operations of Humphreys Gold Corporation, Clear Creek, Colo.

Sampling and testing of a gold-scheelite placer deposit in the Mojave Desert, Kern and San Bernardino counties, Calif.

Mining methods at the Carson Hill Mine, Calaveras County, Calif.

Dust-prevention treatment of solid fuels

Bureau of Mines activities in the field of building materials

Mining and grinding methods and costs at the Malvern Clay Co. mine, Malvern, Ohio

Progress report no. 3 on investigation of detachable rock-drill bits

Reconnaissance of mining districts in Clark County, Nev.

Reconnaissance of mining districts in Mineral County, Nev.

Carbonizing properties and petrographic composition of Millers Creek bed coal from Consolidation no. 155 mine, Johnson County, Ky., and the effect of blending Millers Creek coal with Pocahontas bed and Pittsburgh bed (Warden mine) coals

Origin and petrographic composition of the Lower Sunnyside coal of Utah

Gold lode mining in the Tobacco root mountains, Madison county, Mont.

Mining methods and costs at the Mount Isa Mines, Ltd., Mount Isa, Queensland, Australia

Ventilation at the anthracite collieries of the northern Pennsylvania field

List of permissible mine equipment :approved to January 1, 1937

Annual report of the Mining Division for the fiscal year 1937

Occurrence and treatment of mercury ore at small mines

Mining and milling methods and costs of the Golden Messenger Mine of the United Gold Mines Corporation, York, Mont.

Mining and milling methods and costs at the glass-sand plant of P.J. Weisel, Inc., Corona, Calif.

Analyses of Colorado coals

Résumé of research and technologic work relating to coal conducted by the Technologic Branch during 1936

Report of work of the Mining Division, U.S. Bureau of Mines for calendar year 1936, and program for 1937

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