Columbia subject headings:
Harvard subject headings:
Chiesa di San Niccolò oltrarno (Florence, Italy)
Church architecture--Conservation and restoration--Italy--Florence.
Painting, Italian--Italy--Florence
Princeton subject headings:
Altarpieces--Conservation and restoration--Italy--Florence.
Gentile, da Fabriano, approximately 1370-1427.
Painting, Italian--Conservation and restoration--Italy--Florence.