Columbia subject headings:
Harvard subject headings:
Mosaics, Italian--Italy--Rome.
Mosaics, Medieval--Italy--Rome.
Mural painting and decoration, Italian--Italy--Rome.
Mural painting and decoration, Medieval--Italy--Rome.
Princeton subject headings:
Mosaics, Medieval--Italy--Rome.
Mural painting and decoration, Medieval--Italy--Rome.
Painting, Italian--Italy--Rome.
Painting, Medieval--Italy--Rome.