Search U.S. government technical reports digitized or harvested by TRAIL.
List of permissible mining equipment
Mining methods and costs at the Hecla and Star mines, Burke, Idaho
Mining method and costs at the Utah Copper Co., Bingham Canyon, Utah
Mining methods at the Morning mine of the Federal Mining and Smelting Company, Mullan, Idaho
Safety in Utah coal mining as affected by haulage
Data on metal-mine ventilation in 1929
Mining methods, practices, and costs of the Cananea Consolidated Copper Co., Sonora, Mexico
The work of the United States Bureau of Mines
Mining methods and costs at the Engels Mine, Plumas County, Calif.
Points to be considered in the design of covers for explosion-proof compartments
Suggested safety rules for installing and using electrical equipment in coal mines
Mining laws of the Belgian Congo
Mining laws of Germany (Prussia)
Selected bibliography and map of manganese deposits of the United States by districts
Mine safety and accident economy in Colorado metal mines
Some check in and out systems for coal mines
Safety committees in the coal mines of the state of Washington
Method and cost of mining tungsten ore at the Nevada-Massachusetts Co. mines, at Mill City, Nev.
Milling methods and costs at the Harmony mines, Baker, Idaho
Mining methods and costs at the Park Utah Mine, Park City, Utah
Methods and cost of mining fluorspar at Rosiclare, Ill.
Danger to the public from abandoned mine workings and other property
An automatic electric man-hoist for slopes or inclines
Survey of cracking plants, January 1, 1930
Mining laws of Latin America :general summary
Mining methods and costs at the Argonaut mine, Amador County, California
What the coal miners can do to prevent injury from falls of roof
Systematic timbering rules at the Washington coal mines
The grounding of electric systems in and around mines
Milling methods and costs at the concentrator of the Chief Consolidated Mining Co., Eureka, Utah
Mining methods and costs at the Consolidated Cortez Silver Mine, Cortez, Nevada
Some hazards of transporting explosives in automobile trucks