vladimir-zworykin-4 Vladimir Zworykin – Russian-American physicist and radio engineer Related Posts:Durovs - famous circus dynastyValery Chkalov – legendary Soviet pilotRussian navigator Ivan Fedorovich KruzenshternKozma Prutkov – Fruits of DeliberationDemyan Bedny – Soviet writerNadezhda Lokhvitskaya - Teffi
