Columbia subject headings:
Civilization, Medieval, in art.
Courts and courtiers in art.
Mosaics, Byzantine--Italy--Ravenna.
Pavements, Mosaic--Italy--Ravenna.
San Giovanni Evangelista (Church : Ravenna, Italy)
Harvard subject headings:
Art, Medieval--Themes, motives
Art--Italy--Ravenna
Civilization, Medieval, in art.
Courts and courtiers in art.
Crusades in art.
Guglielmo, abate, active 1213.
Mosaics, Byzantine--Italy--Ravenna.
Mosaics, Medieval--Italy--Ravenna--Themes, motives.
Pavements, Mosaic--Italy--Ravenna.
San Giovanni Evangelista (Church : Ravenna, Italy)
Princeton subject headings:
Civilization, Medieval, in art.
Courts and courtiers in art.
Mosaics, Byzantine--Italy--Ravenna.
Pavements, Mosaic--Italy--Ravenna.
San Giovanni Evangelista (Church : Ravenna, Italy)