• Thumbnail for Nikolai Polikarpov
    Nikolai Nikolaevich Polikarpov (Russian: Никола́й Никола́евич Полика́рпов; 9 June [O.S. 28 May] 1892 – 30 July 1944) was a Soviet aeronautical engineer...
    9 KB (810 words) - 22:11, 7 April 2024
  • Archived from the original on 17 April 2023. Retrieved 17 April 2023. "Поликарпов Дмитрий Алексеевич" [Polikarpov, Dmitriy Alekseevich] (in Russian). Handbook...
    67 KB (2,554 words) - 01:27, 9 September 2023