Columbia subject headings:
Art, German--20th century--Exhibitions.
Beckmann, Max, 1884-1950--Exhibitions.
Dix, Otto, 1891-1969--Exhibitions.
Grosz, George, 1893-1959--Exhibitions.
Kollwitz, Käthe, 1867-1945--Exhibitions.
Harvard subject headings:
Princeton subject headings:
Art, German--20th century--Exhibitions.
Beckmann, Max, 1884-1950--Exhibitions.
Dix, Otto, 1891-1969--Exhibitions.
Grosz, George, 1893-1959--Exhibitions.
Kollwitz, Käthe, 1867-1945--Exhibitions.
War in art--Exhibitions.