Search U.S. government technical reports digitized or harvested by TRAIL.
Metal-mine accidents in the United States during the calendar year 1918
The value of oxygen breathing apparatus in mine rescue operations
Quarry accidents in the United States :during the calendar year 1921
Quarry accidents in the United States :during the calendar year 1922
Falls of roof and coal in bituminous coal-mines
Accidents due to explosives in metal mines of the Southwest, as shown by records in Arizona
Fatal accident from entering unventilated raise after blasting
Accident-prevention measures at the Moctezuma Copper Co.
Form of report for underground accidents
Methods of some progressive mining companies in placing responsibility for mine accidents