You searched for: Country СССР (USSR) Remove constraint Country: СССР (USSR) Subject Topical Subject: Soviet Union Remove constraint Subject: Topical Subject: Soviet Union State/Province Ленинградская область (Leningrad oblast) and РСФСР (RSFSR) Remove constraint State/Province: Ленинградская область (Leningrad oblast) and РСФСР (RSFSR) State deposited Remove constraint State: deposited