Columbia subject headings:
Architecture--Conservation and restoration--Awards.
Architecture--Conservation and restoration.
Historic sites--Conservation and restoration--Awards.
Historic sites--Conservation and restoration.
Harvard subject headings:
Architecture--Conservation and restoration
Architecture--Conservation and restoration--Awards
Historic sites--Conservation and restoration
Historic sites--Conservation and restoration--Awards.
Princeton subject headings:
Architecture--Conservation and restoration--Awards.
Architecture--Conservation and restoration.
Historic sites--Conservation and restoration--Awards.
Historic sites--Conservation and restoration.