You searched for: Language Russian Remove constraint Language: Russian Subject Geographic Subject: Ostrov Remove constraint Subject: Geographic Subject: Ostrov State/Province Ленинградская область (Leningrad oblast) Remove constraint State/Province: Ленинградская область (Leningrad oblast) State/Province РСФСР (RSFSR) Remove constraint State/Province: РСФСР (RSFSR) State deposited Remove constraint State: deposited