Columbia subject headings:
Architecture--Conservation and restoration--Germany (West)
Monuments--Conservation and restoration--Germany (West)
Monuments--Conservation and restoration--Law and legislation--Germany (West)
Harvard subject headings:
Architecture--Germany--Conservation and restoration.
Monuments--Conservation and restoration--Germany.
Monuments--Conservation and restoration--Law and legislation--Germany.
Princeton subject headings:
Architecture--Germany (West)--Conservation and restoration.
Monuments--Conservation and restoration--Law and legislation--Germany (West).
Monuments--Germany (West)--Conservation and restoration.