Columbia subject headings:
Arts, European--History--19th century.
Arts, European--History--20th century.
Europe, Central--Civilization--19th century.
Europe, Central--Civilization--20th century.
Harvard subject headings:
Civilization, Modern.
Europe--Civilization.
Princeton subject headings:
Cities and towns--Europe, Central--History.
Europe, Central--Civilization--19th century.
Europe, Central--Civilization--20th century.
Europe, Central--Intellectual life--19th century.
Europe, Central--Intellectual life--20th century.