Columbia subject headings:
Architecture--Germany--Düsseldorf--History--20th century--Exhibitions.
Gesolei.
Harvard subject headings:
Architecture--Germany--Düsseldorf--20th century.
Architecture--Germany--Düsseldorf--History.
Düsseldorf (Germany)--Buildings, structures, etc.
Exhibition buildings--Germany--Düsseldorf.
Gesolei (1926 : Düsseldorf, Germany)
Public architecture--Germany--Düsseldorf.
Princeton subject headings: