Search U.S. government technical reports digitized or harvested by TRAIL.
Ignition of gas by miniature electric lamps with tungsten filaments
Mine explosions in the United States during the fiscal year ending June 30, 1928
Mine explosions in the United States during the fiscal year ending June 30, 1929
Explosions of coal dust in tipples and cleaning plants and some suggestions on preventing them
Thousands killed by coal-mine explosions in the United States
How mine workers can help to prevent mine explosions
Coal-mine explosions and coal- and metal-mine fires in the United States in 1949
Coal-mine explosions and coal- and metal-mine fires in the United States in 1950, 1951, and 1952