Columbia subject headings:
Aesthetics, German.
Art and society--Germany--Berlin--History--Influence.
Art, German.
Artists--Travel--Germany--Berlin.
Berlin (Germany)--Buildings, structures, etc.
Berlin (Germany)--Civilization.
Harvard subject headings:
Art and society--Germany--Berlin--History.
Artists--Travel--Europe.
Princeton subject headings:
Art and society--Germany--Berlin--History.
Artists--Travel--Europe.