Search U.S. government technical reports digitized or harvested by TRAIL.
Magazines and thaw houses for explosives
Investigations of fuse and miners' squibs
Investigations of Explosives Used in Coal Mines
Permissible explosives :tested prior to January 1, 1917
Methods for routine work in the Explosives physical laboratory of the Bureau of mines
Sensitiveness of explosives to frictional impact
Permissible explosives, mining equipment, and apparatus, approved prior to March 15, 1922
Progress of investigations on liquid-oxygen explosives
Record of the Pittsburgh testing station standard dynamite
Blasting to lessen bowlders in hard-ore stopes
Gases from Blasting in Tunnels and Metal-Mine Drifts
Prevention of accidents with explosives in the tri-state zinc and lead ore producing district
Hazards in the use of delay-action detonators in coal mines
Explosives Accidents in the Anthracite Mines of Pennsylvania: 1923-1927
Preventing accidents by the proper use of permissible explosives