Columbia subject headings:
Graphic arts--Exhibitions.
Harvard subject headings:
Graphic arts--Exhibitions
Prints, German--Exhibitions.
Prints, Italian--Exhibitions.
Prints--20th century--Germany--Exhibitions.
Prints--20th century--Italy--Exhibitions.
Princeton subject headings:
Prints, German--Exhibitions.
Prints, Italian--Exhibitions.
Prints--20th century--Exhibitions.