Columbia subject headings:
Harvard subject headings:
Kunstmuseum Düsseldorf--Catalogs.
Painting, Modern--20th century--Catalogs
Painting--Germany--Düsseldorf--Catalogs.
Princeton subject headings:
Catalogs.
Kunstmuseum Düsseldorf--Catalogs.
Painting, Modern--20th century--Catalogs.
Painting--Germany (West)--Düsseldorf--Catalogs.