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Sikorsky, Igor Ivanovich
(Encyclopedia)Sikorsky, Igor Ivanovich skôr´sk [key], 1889–1972, American aeronautical engineer, b. Kiev, Russia. He immigrated to the United States in 1919 and was naturalized in 1928. Sikorsky built and f...Hiller, Stanley, Jr.
(Encyclopedia)Hiller, Stanley, Jr., 1924–2006, American aeronautical engineer and business executive, b. San Francisco. At 12 years old, he designed and produced gas-propelled toy cars, a business that led to the...helicopter
(Encyclopedia)helicopter, type of aircraft in which lift is obtained by means of one or more power-driven horizontal propellers called rotors. When the rotor of a helicopter turns it produces reaction torque which ...Igor
(Encyclopedia)Igor ´gôr, Russ. ´gr [key] or Ihor´khr [key], d. 945, duke of Kiev (912–45), successor of Oleg as ruler of Kievan Rus. According to the Russian Primary Chronicle, a medieval history, I...Igor
(Encyclopedia)Igor (Igor Sviatoslavich)´gr svyätslä´vch [key], 1151–1202, Russian prince. In 1185 he was defeated by the Cumans in an expedition that was immortalized in the epic Slovo o polku Igore...Todleben, Eduard Ivanovich
(Encyclopedia)Todleben, Eduard Ivanovich: see Totleben.Moiseyev Dance Company
(Encyclopedia)Moiseyev Dance Company: see Moiseyev, Igor Alexsandrovich.Frank, Ilya Mikhailovich
(Encyclopedia)Frank, Ilya Mikhailovich, 1908–90, Soviet physicist, Ph.D. Moscow State Univ., 1935. He was a professor at Moscow State Univ. from 1944 until his death in 1990. Mikhailovich and Igor Y. Tamm won the...Feodor I
(Encyclopedia)Feodor I (Feodor Ivanovich)fyô´dr, vä´nvch [key], 1557–98, czar of Russia (1584–98), son of Ivan IV (Ivan the Terrible). Weak and incompetent, he left the government in the hands of hi...Kalinin, Mikhail Ivanovich
(Encyclopedia)Kalinin, Mikhail Ivanovich mkhyl´ vä´nvch kly´nyn [key], 1875–1946, Russian revolutionary. Of peasant origin, he was active in revolutionary affairs from his youth. He became t...Browse by Subject
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