Browse TRAIL Inventories

Patents on geophysical prospecting issued in the United States, England, Canada, Australia, Germany, France, and Russia

Mining and grinding methods and costs at the Claycraft Company shale pit, Taylor Station, Columbus, Ohio

Shifts in sources of chromite supply

Mining and grinding methods and costs at the L.W. Camp Co. shale pit, Akron, Ohio

Ringelmann smoke chart

Mining and grinding methods and costs at the Camp Brothers Company shale pit, Mogadore, Ohio

Coal-mine fatalities in Alabama :1931-34

Review of literature on effects of breathing dusts with special reference to silicosis.

Longwall mining methods in some mines of the Middle Western states

Electrical viewpoint in a complete safety survey of a coal mine

Explosions of coal dust in tipples and cleaning plants and some suggestions on preventing them

Accident-cost data on most of the bituminous coal mined east of the Mississippi River from April 1, 1934 to January 31, 1935

Natural-gasoline plants in the United States :January 1, 1936

Geophysical prospecting for underground waters in desert areas

Mining and milling methods and costs at the Yellow Aster Mine, Randsburg, Calif.

Gold mining and milling in the Black Mountains, Western Mohave County, Ariz.

Reconnaissance of mining districts in Pershing County, Nev.

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

Milestones in mine-safety legislation

Gold mining and milling in the Black Canyon area, Yavapai County, Ariz.

Petroleum refineries, including cracking plants, in the United States, January 1, 1936

Hot milling of rock-drill bits at the mines of the Vinegar Hill Zinc Co., Platteville, Wis.

Underground mill at the Doyle Mine, Shullsburg, Wis.

Mining, treatment, methods, and costs at the Gifford Hill & Co. sand and gravel plant at Hoot Spur near Texarkana, Tex.

Progress report no. 2 on investigation of detachable rock-drill bits

Carbonizing properties and petrographic composition of Pittsburgh bed coal from Pittsburgh terminal no. 9 mine, Washington County, Pa.

Carbonizing properties and petrographic composition of Clintwood bed coal from Buchanan Mines nos. 1 and 2, Buchanan County, Virginia

Microcolorimetric determination of benzene in blood and urine

Permissible electrically operated air compressors

The National safety competition of 1935

Extraction methods for determining tar acids and bases, and variables affecting their accuracy

Check determinations of grindability of coal by various methods

Investigations during 1934 of combustibles in manholes in Boston, Mass.

Progress reports--metallurgical division.

Ventilation of manholes.

The improved permissible flame safety lamps

Flotation of Vermont talc-magnesite ores

Production of explosives in the United States during the calendar year 1935

Diesel mine locomotives :development and use in European coal mines

Investigations during 1935 of combustibles in manholes in Boston, Mass.

A microcolorimetric method for the determination of toluene

Active list of permissible explosives and blasting devices approved prior to July 31, 1936.

Mineral economic series.

Ventilation of manholes.

Coal-Mine Accidents in the United States, 1934

Sampling and Examination of Mine Gases and Natural Gas: A Revision of Bulletin 42

Metal-Mine Accidents in the United States During the Calendar Years: 1933-34

Quarry Accidents in the United States During the Calendar Year 1934

Sponge-Iron Experiments at Mococo

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


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