• 2 Videos, Slides, Films

• 2 Adam Matthew Digital (Firm)
• 2 Leningrad Newsreel Studios
• 2 Stankevich, K
• 1 Ladozhsky, A
• 1 Markov, M
• 1 Mendeleev, A
• 1 Ovsyannikov, F
• 1 Rahmanov, N
• 1 Sovexportfilm
• 1 Vasilenko, V.; Solovtsov, V

• 2 English

• 2 Internet videos
• 2 Nonfiction films

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