A documentary titled 'Safety in the Mine' depicts the safety measures to be taken by the workers in mines in the United States. Men practice artificial respiration on pretend "victims" to resuscitate them after suffocation in a mine. A man opens and displays first aid packages. A man demonstrates how to tie a square knot and a granny knot.
A documentary depicts sudden accidents that take place in mines in the United States while the workers are working. Miners enter an elevator. Dramatization as two workers enter a mine, stop at a tool box and take off coats . One picks up a lantern and walk past a danger sign. Explosion in the mine. Mine rescue workers wearing gas masks and oxygen backpacks emerge from mine tunnel carrying a victim mine worker out of the mine on a stretcher. An elevator carries other miners up out of the mine to ground level
A documentary depicts safety measures and rescue procedures for workers in mines in the United States. Dramatization shows a miner underground nailing up a curtain to reduce suffocation effects of smoke or explosion. On the surface, a mine worker rescue truck arrives. Rescuers strap on rescue backpacks with oxygen air tanks and head toward a mine to rescue trapped miners. (Slate makes reference to use of a canary to detect carbon monoxide gas, and to a miner revived with oxygen, but no canary and no miner victim is shown.)
Early history and developments in the field of aviation in the United States. Past events show glider of Orville and Wilbur Wright flying aloft down a hillside in the early 1900s. Mountains in the background. Next scene, some years later, shows a formation of Curtiss JN-4 biplane aircraft.
An early model passenger airplane in the United States. Passengers climb aboard a large, early model passenger airplane. The passenger airplane takes off. Cameramen in the foreground.
Developments in the field of aviation in the United States. An early model airplane in flight. Trees in the background. American aviator Lincoln Beachey performs his first stunt flying. Lincoln Beachey stands. A stunt man stands on the wing of a Curtis JN-4 "Jenny" biplane in flight.