A training film in the United States on tactical operations of U.S. Air Force UH-1 Iroquois helicopters. Rocket delivery by the helicopters in an enemy territory. A helicopter in flight overhead. 2.75 inch FFAR (Folding-Fin Aircraft Rocket) is installed in the helicopter for firing. The helicopter in flight. Rockets are fired at targets. Heavy smoke columns rise due to the firing. The helicopter in flight over a wooded area. Animation depicts rocket fired by the helicopter at predetermined altitude and ranges. Firing of the rockets from various altitudes.
A training film in the United States on tactical operations of U.S. Air Force UH-1 Iroquois helicopters. Cardinal rules for armed helicopters are experienced and practiced by trained pilots during a combat. Animation shows the rules. It depicts that helicopters should start the engagement of enemy at maximum effective range. The pilot should avoid target overflight. He should also avoid flying parallel to tree line. If he does this, the enemy can locate him. Information about correct altitude while flying is also given.
U.S. Secretary of Labor James J Davis retires from his office in Washington DC, United States. Hoover cabinet bids farewell to Davis. U.S. President Herbert Hoover and Davis pose along with other officials. Hoover , Davis and other officials seated in chairs. Officials stand behind them. They pose.
An auto race being held in Phoenix, Arizona. American race car driver Willard Prentiss drives his car along a race track. Trees and buildings in the background. The car crashes against fences. People run towards the car.
A film on technological advancements in the United States. Use of belts to convey messages from an operating table to a central point. Women operate a multiplex system. They put a messages on a belt. Telegrams are routed by use of pigeon holes. The telegrams are dropped down a chute and are pigeon holed by a woman. Time is stamped on all the telegrams with an electric clock. A woman stamps the telegrams. Women put the routed telegrams in a carrier. The transmission of a message.
A film on technological advancements, innovations, and inventions in the United States during the industrial age and industrial revolution. An actor portraying Benjamin Franklin talks to other men. A man explains to him how a wireless is operated. Benjamin Franklin actor at a telephone switchboard. An operator hands him earphones. Franklin listens. A radiophone in operation. A recording being played on a phonograph. Closeup view of the needle on the phonograph while the record is playing. Franklin listens to radio. Two men, standing near a biplane aircraft, operate a battery-powered Aldis lamp. (Slate incorrectly refers to Heliograph, which uses the sun as light source.) One man uses a sight to aim the lamp at the intended recipient of the message. The other man, holding the battery, sends coded message by operating a key on the battery box. Biplane in flight overhead signals back. Franklin seated at a desk writes in candlelight.
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