Columbia subject headings:
Mosaics, Byzantine--Conservation and restoration--Italy--Ravenna.
Mosaics, Medieval--Byzantine influences--Conservation and restoration.
Mosaics, Medieval--Conservation and restoration--Italy--Ravenna.
San Michele in Africisco (Church : Ravenna, Italy)
Staatliche Museen zu Berlin (Germany : East). Frühchristlich-Byzantinische Sammlung.
Harvard subject headings:
Mosaics, Byzantine--Conservation and restoration--Italy--Ravenna.
Mosaics, Medieval--Byzantine influences--Conservation and restoration.
Mosaics, Medieval--Conservation and restoration--Italy--Ravenna.
San Michele in Africisco (Church : Ravenna, Italy)
Staatliche Museen zu Berlin (Germany : East). Frühchristlich-Byzantinische Sammlung.
Princeton subject headings:
Mosaics, Byzantine--Italy--Ravenna--Conservation and restoration.
Mosaics, Medieval--Byzantine influences--Conservation and restoration.
Mosaics, Medieval--Italy--Ravenna--Conservation and restoration.
San Michele in Africisco (Church : Ravenna, Italy)
Staatliche Museen zu Berlin (Germany : East). Frühchristlich-Byzantinische Sammlung