Search U.S. government technical reports digitized or harvested by TRAIL.
Inspection and maintenance of mine hoisting ropes
Experiments on strength of small pillars of coal in the Pittsburgh bed
Burning of coal in down-draft ceramic kilns and burning characteristics of some Ohio coals
Analyses of Pennsylvania bituminous coals
Physical and chemical properties of cokes made or used in Washington
Allaying dust in bituminous-coal mines with water
Washability studies of the America and Pratt coal beds at Gorgas, Ala.
National safety competition of 1938
Ignition of firedamp by explosives
Recent research by the Bureau of Mines on the ignition of firedamp by explosives
Methods of rock-dusting American coal mines
Oxidation of carbon monoxide and hydrogen by bacteria
Time-study analyses :progress report 2 : quarry haulage
Hazard of mercury vapor in analytical petroleum laboratories
Mount Weather testing adit :progress report 1
Correlation of analysis of coal with products of carbonization in externally heated retorts
A washability study of the Woodstock coal bed at Klondyke mine, West Blocton, Ala.
Investigation during 1937 of combustibles in manholes in Boston, Mass.
Bureau of Mines - A.P.I. pressure core barrel :progress report on its design and development
Annual report of the nonmetals division, fiscal year 1939
Relative air dustiness during cycle of operations at Mount Weather Testing adit
Expansion of coal during coking
Carbonizing properties of a subbituminous coal from Puritan Mine, Dacono, Weld County, Colo.
Properties of Louisiana crude oils.
Some asphalts from Oregon Basin (Wyoming) crude oil
Some signaling systems in metal-mine shafts
Investigation of electrical equipment, safety lamps, and gas detectors for safety
Mining and milling methods and costs at the Black Hills Tin Co., Tinton, S. Dak.
Reconnaissance of placer-mining districts in Lemhi County, Idaho
Formation, collection, and treatment of coal dust in mines
Saving gold by means of corduroy
Petroleum refineries, including cracking plants, in the United States, January 1, 1939
Some fundamentals of smoke abatement
Testing and design of respiratory protective devices
Tabulated Analyses of Texas Crude Oils
Coal-Mine Accidents in the United States, 1936
Metal-Mine Accidents in the United States During the Calendar Year 1936
Reservoir Characteristics of the Eunice Oil Field, Lea County, New Mexico