Search U.S. government technical reports digitized or harvested by TRAIL.
Explosibility of coal dust from four mines in Utah
Driving rock slopes at the new Peerless mine
Safety in Utah coal mining as affected by haulage
Method of mining a thick coal bed in eastern Utah
Falls of roof and coal in the Book Cliffs and Wasatch Plateau Coal Fields in Utah
Safety practices at Mine 1, Spring Canyon Coal Co., Utah
Explosions in Utah coal mines, 1900-1932
Blasting practices and explosives accidents in Utah coal mines
Methane drainage study in the Sunnyside coalbed, Utah
Exhaust ventilation of deep cuts using a continuous-mining machine