Columbia subject headings:
Architecture--Germany (West)
Architecture--Germany (West)--History--20th century.
Historic buildings--Conservation and restoration--Germany (West)
Harvard subject headings:
Architecture, Modern--20th century--Germany (West)
Architecture--Germany (West)
Architecture--Germany (West)--History--20th century
Architecture--Germany (West)--History.
Historic buildings--Conservation and restoration--Germany (West)
Princeton subject headings:
Architecture, Modern--20th century--Germany (West).
Architecture--Germany (West).
Historic buildings--Germany (West)--Conservation and restoration.