Search U.S. government technical reports digitized or harvested by TRAIL.
Special features of core drilling in the salt beds of Western Texas and New Mexico
Methods and costs of mining at Barr mine, Tri-State zinc and lead district
Signalling from cages at rest or in motion
Consumption of tin in the United States during 1928
Mining methods and costs at the Magma Mine, Superior, Ariz.
Methods of mining disseminated lead ore at a mine in the Southeast Missouri district
Some earth resistivity measurements
List of permissible mining equipment
Development of the gypsum industry by states
Mine explosions in the United States during the fiscal year ending June 30, 1929
Mining laws of the Federated Malay States
Mining methods and costs :Alaska-Juneau Gold Mining Co., Juneau, Alaska
Sources and distribution of major petroleum products :Atlantic Coast states-1928
Electrical blasting in sinking Montreal no. 5 shaft :also some safety practices at the Montreal mine
Accident reduction in Alabama coal mines
Mining ore in open stopes, Central and Eastern United States
Recommendations of the Bureau of Mines on certain questions of mine safety as of August 1929
Metallurgical Limestone: Problems in Production and Utilization
Oxides in Pig Iron: Their Origin and Action in the Steel-Making Process
Drilling and Blasting in Metal-Mine Drifts and Crosscuts
Bauxite: Float-and-Sink Fractionations and Flotation Experiments
Coal-Washing Investigations: Methods and Tests
Fuel-Efficiency Tests on Batch Oil Stills
Mining Methods and Practice in the Michigan Copper Mines
Rock Bursts in the Lake Superior Copper Mines, Keweenaw Point, Michigan
Bibliography of Petroleum and Allied Substances, 1922 and 1923
Inspection and Testing of Mine-Type Electrical Equipment for Permissibility
Tests of Strength of Roof Supports Used in Anthracite Mines of Pennsylvania
Hazards from low or under voltage
Distillation-amalgamation methods for the technical determination of mercury in ores
Survey of fuel-oil distribution :central United States : 1928
Method and cost of mining the Pittsburgh, or no. 8, coal bed in four eastern Ohio mines
Methods of some progressive mining companies in placing responsibility for mine accidents