Part from a film titled 'Safety Lessons In Metal Mining' by the US Bureau of Mines. Shows workers entering through the gates inside Zinc plant of the New Jersey Zinc Co. in Franklin, N.J. at the start of a shift.
Zinc miners dressed in mining clothes enter inside shaft station of the zinc mine in Franklin, New Jersey. Acetylene mine lamps mounted on their heads.
Zinc miners deposit work checks on check board at the top landing shaft of the zinc mine in Franklin,NJ. An old man in charge finds out a drunken miner and sends him off from the mine.
Miners enter a mine elevator at the zinc mine in Franklin,NJ.An inspector closes the entrance with chains. A late-comer is denied entrance in the car.Miners being lowered into the mines.
The hoisting engineer of the zinc mine in Franklin,New Jersey drops due to sickness.Automatic device raises link to dead center, throttle is stopped and brakes get applied.Elevator-car comes to rest.
A stope at the zinc mine in Franklin,New Jersey. A stoper reverses the danger sign and descends down a stope .He examines integrity of the stope. Stoper places wood-log as a support for the stope's back under supervision of shift boss.