Search U.S. government technical reports digitized or harvested by TRAIL.
Miscellaneous accidents in bituminous-coal mines.
Barricading as a life-saving measure following mine fires and explosions
Minerals, health, and safety in-house research, development, and demonstration in fiscal year 1980
Minerals health and safety contract research, development, and demonstration in fiscal year 1980
Minerals health and safety contract research, development, and demonstration in fiscal year 1981
Minerals health and safety in-house research, development, and demonstration in fiscal year 1981