Grover E. Bell Award 1960, Forum-16, awarded to  Igor I. Sikorsky for his outstanding pioneering work in the development of the crane helicopter.

Grover E. Bell Award 1960, Forum-16, awarded to Igor I. Sikorsky

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Grover E. Bell Award 1960, Forum-16, awarded to Igor I. Sikorsky for his outstanding pioneering work in the development of the crane helicopter.

 

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