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. Two men seen in basket of a large helium balloon aboard the balloon, while tethered to the ground. One of the men offloads some sand from a ballast of sandbags and the balloon is seen rising higher as a result. 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.
This historic stock footage available in HD video. View pricing below video player.
| Type | Size | Price (USD) Standard License |
Price (USD) Premium License |
|---|---|---|---|
| HD Master, Broadcast-ready (1920x1080, unmarked) | 1901 MB | $195.00 | $245.00 |
| HD Screener (1920x1080, full-res with timecode) | 1901 MB | FREE* | FREE* |
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