Search U.S. government technical reports digitized or harvested by TRAIL.
Blasting granite with compressed air
Factors in determining the gasoline content in natural gas by the absorption method
Stench warnings in metal mines
Talc mining and milling at Madoc, Ontario
State mining laws on the use of electricity in and about coal mines
Causes and prevention of fires and explosions in bituminous coal mines
Recovery of gold from black sand by classifier concentration
The mining and preparation of Tripoli
Comparison of methods of gold recovery from black sand
Abstracts of Current Decisions on Mines and Mining: May to August, 1919
Extinguishing and Preventing Oil and Gas Fires
Pennsylvania Mining Statutes Annotated
Mining and Preparing Domestic Graphite for Crucible Use
Bibliography of Petroleum and Allied Substances, 1917
Manganese: Uses, Preparation, Mining Costs and the Production of Ferro-Alloys
Ventilation in metal mines :a preliminary report
The analysis of sulphur forms in coal
The determination of oxides of nitrogen
Permeation of oxygen breathing apparatus by gases and vapors
The detection and estimation of platinum in ores /C.W. Davis.
The utilization of waste slate as a filler
A fatal quarry accident from falling rock
Nature of shale oil obtained from oil-shale assay retort used by the Bureau of Mines
Notes on the oil-shale industry with particular reference to the Rocky Mountain district
Gases produced in the use of carbon tetrachloride and foamite fire extinguishers in mines.
Relation of lead poisoning in Utah to mining
A convenient and reliable retort for assaying oil shales for oil yield
Coal-dust hazards in industrial plants
Picric acid as a blasting agent
Investigation of low-grade and complex ores in Colorado
The fluorspar industry in 1919-1920
Cooperative mining at the Keely Mine, Dugger, Indiana
Underground loading devices in metal mines
Methane in California gold mines
Rate-of-production curve and its application to the valuation of oil properties