Explanation of aerostatics and fundamental principles and functions of parts of an airship is given in the United States.
United States USA Date:1950 Duration:2 min 27 sec Sound:Yes
From a U.S. Navy training film in the United States on the working of airships. Explanation of aerostatics and fundamental principles of an airship is given. They are explained with the help of a balloon. Men aboard the balloon. The balloon ascends. The upward and the downward movement of the balloon is explained. An airship is like a free balloon. Functions of rudder, elevators and other parts of an airship are explained. Helium is used to inflate the envelope of the airship. Men work nearby.
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