Columbia subject headings:
Architecture--Germany--History--19th century.
Architecture--Germany--History--20th century.
City planning--Germany--History--19th century.
City planning--Germany--History--20th century.
Urban renewal--Germany.
Harvard subject headings:
Architecture, Modern--19th century--Germany.
Architecture, Modern--20th century--Germany.
City planning--Germany--History--19th century.
City planning--Germany--History--20th century.
Urban renewal--Germany.
Princeton subject headings:
City planning--Germany--19th century.
City planning--Germany--20th century.