You searched for: Language Russian Remove constraint Language: Russian Subject Geographic Subject: Lyuban Remove constraint Subject: Geographic Subject: Lyuban 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