The Helicopter: From Dreams to Reality - S2.E1 - First Flights with Neil Armstrong
In the 1920's, early auto gyros made breakthroughs in rotating wing design, and by the 1930's military interest propelled helicopter development. Advances in controls, and the availability of lightweight turbine engines finally made a practical helicopter.
The Helicopter: From Dreams to Reality - S2.E1 - First Flights with Neil Armstrong
March 4, 1992
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