Columbia subject headings:
Facades--Conservation and restoration--Italy--Rome.
Palaces--Conservation and restoration--Italy--Rome.
Palazzo della Cancelleria (Rome, Italy)
Rome (Italy)--Buildings, structures, etc.
Harvard subject headings:
Facades--Conservation and restoration--Italy--Rome.
Palaces--Conservation and restoration--Italy--Rome.
Palazzo della Cancelleria (Rome, Italy)
Rome (Italy)--Buildings, structures, etc.
Princeton subject headings:
Facades--Conservation and restoration--Italy--Rome.
Palaces--Conservation and restoration--Italy--Rome.
Palazzo della Cancelleria (Rome, Italy)
Rome (Italy)--Buildings, structures, etc.