Boris Knoblok and P.P. Arzhanov at a tennis court. 1930s Boris Knoblok and P.P. Arzhanov at a tennis court. 1930s Related Posts:Soviet Set Designer Boris KnoblokVolkov Boris IvanovichBoris Prorokov Soviet graphic artistSoviet sculptor animalist Boris VorobyovSoviet artist Boris Valentinovich Shcherbakov 1916-1995Soviet artist Boris Vasilievich Korneyev 1922-1973