Helical Air Screw or Helicopter, Leonardo Da Vinci
A sketch by Leonardo da Vinci of a flying machine known as the helical air screw or the airscrew'. It was designed to compress air to obtain flight, similar to modern helicopters
Picture No
13343650
Media ID
47781037
Size
5246px x 3628px
(2.2MB)
Credit
© Science Source / Mary Evans Picture Library
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Restrictions Only for Ireland and United Kingdom
Airscrew Contraption Enhance Helical Precursor Screw Vinci
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