UA
A.k.a. Климент Николаевич Редько
Kliment Red'ko or Redko (Russian: Климент Николаевич Редько, Ukrainian: Климент Миколайович Редько, Klyment Mykolayovych Redko), 15 (27) October 1897 - 18 February 1956) was a Ukrainian-Russian painter-scientist, avant-garde artist (Constructivist, Projectionist, Suprematist), graphic artist.