Browse TRAIL Inventories

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


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