A film on uses of dynamite in the United States. The preparation of a shot with permissibles in a Pennsylvania coal mine. A miner working inside the mine. A good grade of lump coal is brought down.
A film on use of dynamite in the United States. Stone for railroad ballast, buildings and highway operations is quarried by explosives. Smoke from explosions. Men working and drilling holes behind the quarry face. Men cutting large cartridges to facilitate loading activities. Smoke rising due to explosions of dynamites.
A film on use of dynamite in the United States. A railroad cut-off is constructed by exploding the area with dynamite. Heavy columns of smoke rise from explosions. A man standing on the cut-off.
A film on uses of dynamite in the United States. Use of explosives for advancement of agriculture. An area is cleared for agriculture by exploding it with dynamite. Smoke rises from the explosion. Men watch the explosion. A ditch is dug with the help of dynamite. An old church building is exploded with dynamite to make a new building. Smoke rises from the explosions. Ice jams are broken by exploding.
British Prime Minister Winston Churchill arrives in Washington DC, United States during World War II. Churchill seated with U.S. President Franklin Delano Roosevelt at a desk. Some officers standing behind them. Churchill and Roosevelt talk and pose.
A mass meeting of workers in Chicago, Illinois. Interior of a building. A large crowd of workers seated inside a hall. The U.S. flag flying on a flag pole. A banner reads: 'Remember Pearl Harbor Be Alert'. Other banner reads: 'President Roosevelt Mayor Kelly We are Ready'. The workers pledge their services as air raid wardens.
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