Search U.S. government technical reports digitized or harvested by TRAIL.
Active list of permissible explosives and blasting devices approved prior to June 30, 1938
Control of dust from blasting by a spray of water mist
Bureau of Mines apparatus for determining the dew point of gases under pressure
Production of explosives in the United States during the calendar year 1937
Survey of fuel consumption at refineries in 1937
Cooperative fuel research motor-gasoline survey, summer 1938
Desalting crude petroleum :a review of the literature
The agglomerating index of coal
Progress reports :Metallurgical Division.
Truck vs. rail haulage in bituminous-coal strip mines
Survey of crude oil in storage, 1936-1937
Consumption of primary and secondary tin in the United States in 1936 and 1937
Progress reports--metallurgical division.
Porosity of the Sundance Sand in the Lance Creek oil field, Wyoming
Tests of a barrier using rock dust in paper bags
Earth vibrations caused by mine blasting :progress report 2
Ball-mill grindability indexes of some American coals
Federal placer-mining laws and regulations,
Coal-mine explosives :their characteristics, selection and safe use
Petroleum refineries, including cracking plants, in the United States, January 1, 1938
Natural-gasoline plants in the United States January 1, 1938
Hazards of methane from well water in some sections of Illinois
Gold mining and milling in Idaho County, Idaho
Some instruments and devices that coal-mine officials should understand and use
Forwarding health and safety in coal mining by use of watering methods
Ichthyol :its source and properties
Some observations on coal-mine fans and coal-mine ventilation
Lighting practices in coal mines of the United States
Review of literature on conditioning air for advancement of health and safety in mines
Reconnaissance of placer mining in Boise County, Idaho
A technique for use of the impinger method
Reconnaissance of mining districts in Humboldt county, Nevada
Laboratories that make assays, analyses and tests on ores, minerals, and other substances
Gold mining and milling in northeastern Oregon
Thousands killed by coal-mine explosions in the United States
List of permissible mine equipment approved during 1937
Fatalities in Illinois coal mine, 1934-36
Accident experience of Louisiana salt mines
Mining and milling methods and costs at the Summitville Consolidated Mines, Inc., Summitville, Colo.
The Bureau of Mines and mineral utilization
Gold mining and milling in the Wickenburg area, Maricopa and Yavapai Counties, Ariz.