Columbia subject headings:
Christian art and symbolism--Italy--Ravenna--Medieval, 500-1500.
Christian art and symbolism--Italy--Ravenna--To 500.
Mausoleum of Galla Placidia (Ravenna, Italy)
Mosaics, Byzantine--Italy--Ravenna.
Mosaics, Early Christian--Italy--Ravenna.
Mosaics, Medieval--Italy--Ravenna.
Ravenna (Italy)--Antiquities.
S. Apollinare in Classe (Basilica : Ravenna, Italy)
Harvard subject headings:
Christian art and symbolism--Italy--Ravenna--Medieval, 500-1500.
Christian art and symbolism--Italy--Ravenna--To 500.
Mausoleum of Galla Placidia (Ravenna, Italy)
Mosaics, Byzantine--Italy--Ravenna.
Mosaics, Early Christian--Italy--Ravenna.
Mosaics, Medieval--Italy--Ravenna.
Ravenna (Italy)--Antiquities.
S. Apollinare in Classe (Basilica : Ravenna, Italy)
Princeton subject headings:
Christian art and symbolism--Italy--Ravenna--Medieval, 500-1500.
Christian art and symbolism--Italy--Ravenna--To 500.
Mausoleum of Galla Placidia (Ravenna, Italy)
Mosaics, Byzantine--Italy--Ravenna.
Mosaics, Early Christian--Italy--Ravenna.
Mosaics, Medieval--Italy--Ravenna.
Ravenna (Italy)--Antiquities.
S. Apollinare in Classe (Basilica : Ravenna, Italy)