Columbia subject headings:
Harvard subject headings:
Icons, Byzantine--Conservation and restoration--Italy--Florence--Congresses.
Icons, Byzantine--Italy--Florence--Congresses.
Mosaics, Byzantine--Conservation and restoration--Italy--Florence--Congresses.
Mosaics, Byzantine--Italy--Florence--Congresses.
Opera di S. Maria del Fiore (Florence, Italy). Museo
Princeton subject headings:
Art, Byzantine--Italy--Florence--Congresses.
Miniature mosaics--Conservation and restoration--Italy--Florence--Congresses.
Miniature mosaics--Italy--Florence--Congresses.
Mosaics, Italian--Italy--Florence--Congresses.