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Birth
Igor Sikorsky was born on May 25, 1889 -
He made a helicopter powered by a rubber band when he was 12
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Got his own company
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won the human powered helicopter challenge
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won $250,000
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made first multi-engiened plane
made first multi-engiened plane -
He died
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AHS first issued the human powered-helicopter flight challange
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20 people were inspiered to make human powered helicopter because of him
