Columbia subject headings:
Harvard subject headings:
Art--Germany--Wuppertal--Exhibitions.
Von der Heydt-Museum--Exhibitions.
Princeton subject headings:
Art--Germany--Wuppertal--Exhibitions.
Beckmann, Max, 1884-1950--Exhibitions.
Beckmann, Max, 1884-1950--Museums and collections.
Von der Heydt-Museum--Exhibitions.