Search U.S. government technical reports digitized or harvested by TRAIL.
Hydraulic Mine Filling: Its Use in the Pennsylvania Anthracite Fields, A Preliminary Report
Methods of Preventing and Limiting Explosions in Coal Mines
Coal-Dust Explosion Tests in the Experimental Mine 1913-1918, Inclusive
Permissible Explosives, Mining Equipment, and Apparatus Approved Prior to January 1, 1924
Practical Underground Education of the Coal Miner
Regulations and Inspection Prevent Accidents from Falls of Roof
Safety in Coal Mining: A Handbook
Standardized Construction of Mine Ventilating Doors
Ventilating Practices that Minimize Explosion Hazards in Bituminous-Coal Mines