Igor Ivanovich Sikorsky - United States industrialist (born in Russia) who designed the first four-engine airplane and the first mass-produced helicopter (1889-1972)Igor Sikorsky, Sikorsky
Igor Ivanovich Sikorsky
noun
Synonyms for Igor Ivanovich Sikorsky
noun United States industrialist (born in Russia) who designed the first four-engine airplane and the first mass-produced helicopter (1889-1972)