Almanac: Igor Sikorsky 0 21.03.2021 10:49 CBSNews.com On May 25, 1889, aviation pioneer Igor Sikorsky was born in Kiev. A pilot and aeronautical engineer, Sikorsky designed the world’s first working helicopter. Charles Osgood reports. Партнёры Smi24.net Все новости за 24 часа Музыкальные новости Агрегатор новостей 24СМИ
