Columbia subject headings:
Harvard subject headings:
Arts, German--Germany--Berlin--20th century.
Arts, German--Germany--Cologne--20th century.
Dadaism--Germany--Berlin.
Dadaism--Germany--Cologne.
Princeton subject headings:
Arts, German--Germany--Berlin--20th century.
Arts, German--Germany--Cologne--20th century.
Dadaism--Germany--Berlin.
Dadaism--Germany--Cologne.