Columbia subject headings:
Harvard subject headings:
Lower Saxony (Germany)--Foreign relations--Russia--Exhibitions.
Lower Saxony (Germany)--History--Sources--Bibliography--Catalogs.
Russia--Foreign relations--Germany--Lower Saxony--Exhibitions.
Russia--History--Sources--Bibliography--Catalogs.
Princeton subject headings:
Lower Saxony (Germany)--Foreign relations--Russia--Exhibitions.
Lower Saxony (Germany)--History--Sources--Bibliography--Catalogs.
Russia--Foreign relations--Germany--Lower Saxony--Exhibitions.
Russia--History--Sources--Bibliography--Catalogs.