Columbia subject headings:
Architecture, Modern--20th century--Philosophy.
Architecture--Europe--History--20th century.
Harvard subject headings:
Architecture, Modern--20th century--Europe, Central.
Architecture--Europe, Central--History--20th century.
Architecture--Europe, Central.
Modernism (Art)--Europe, Central.
Princeton subject headings:
Architecture, Modern--20th century--Europe, Central.
Architecture--Europe, Central.