Search U.S. government technical reports digitized or harvested by TRAIL.
Safety Cars of the United States Bureau of Mines
Coal-Mine Explosions in West Virginia: 1883-1933
Thousands killed by coal-mine explosions in the United States
Advanced mine rescue training course of the Bureau of Mines
Methods of rock-dusting American coal mines
Mine rescue life-line telephone assemblies
Control of roof and prevention of accidents from falls of rock and coal