Columbia subject headings:
Prints, Russian--20th century--Exhibitions.
Prints, Soviet--Exhibitions.
Harvard subject headings:
Prints, Russian--Exhibitions.
Prints--20th century--Soviet Union--Exhibitions.
Princeton subject headings:
Engraving, Russian--Exhibitions.
Engraving--20th century--Exhibitions.
Prints, Russian--Exhibitions.
Prints--20th century--Exhibitions.