Columbia subject headings:
Icons, Russian--Exhibitions.
Painting, German--Exhibitions.
Painting, German--Soviet Union--Exhibitions.
Painting, Russian--Exhibitions.
Painting, Soviet--Exhibitions.
Harvard subject headings:
Icons, Russian--Exhibitions.
Painting, German--Exhibitions
Painting, German--Soviet Union--Exhibitions.
Painting, Modern--Germany--Exhibitions.
Painting, Modern--Soviet Union--Exhibitions.
Painting, Russian--Exhibitions
Princeton subject headings: