Columbia subject headings:
Church architecture--Conservation and restoration--Philosophy.
Duomo di Milano.
Facades--Conservation and restoration--Italy--Florence.
Facades--Conservation and restoration--Italy--Milan.
Santa Croce (Church : Florence, Italy)
Harvard subject headings:
Church architecture--Conservation and restoration--Philosophy.
Facades--Conservation and restoration--Italy--Florence.
Facades--Conservation and restoration--Italy--Milan.
Princeton subject headings:
Church architecture--Conservation and restoration--Philosophy.
Duomo di Milano.
Facades--Conservation and restoration--Italy--Florence.
Facades--Conservation and restoration--Italy--Milan.
Santa Croce (Church : Florence, Italy)