Igor Sikorsky talks about Leonardo da Vinci and his early drawings of flying machines in United States.
United States USA Date:1943 Duration:3 min 41 sec Sound:Yes
A VS-300 helicopter takes off during its testing in United States. Igor Sikorsky talks about Leonardo da Vinci and his early drawings of flying machines. Sikorsky shows his own drawings. Sikorsky goes to the window and see a plane landing at runway. R-4 and VS-300 helicopter take off.
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