Search U.S. government technical reports digitized or harvested by TRAIL.
Hazards and protection of underground transformer installations
Safety in Utah coal mining as affected by haulage
Safety practices at Mine 1, Spring Canyon Coal Co., Utah
Explosions in Utah coal mines, 1900-1932
Use of electric power in Castle Gate No. 2 mine, Utah Fuel Co.
Safety conditions in Liberty Mine, Liberty Fuel Co., Latuda, Utah