Columbia subject headings:
Art, European--20th century--Exhibitions.
Modernism (Art)--Exhibitions.
Harvard subject headings:
Art, European--20th century--Exhibitions
Art, German--Germany--Weimar (Thuringia)--20th century--Exhibitions.
Modernism (Art)--Exhibitions.
Princeton subject headings:
Art, European--20th century--Exhibitions.
Art, European--Exhibitions.
Art, German--Exhibitions.
Modernism (Art)--Exhibitions.