Columbia subject headings:
Harvard subject headings:
Architecture, Medieval--Italy--Ravenna.
Architecture--Conservation and restoration--Italy--Ravenna.
Chiesa di S. Francesco (Ravenna, Italy)
Church architecture--Italy--Ravenna.
Dante Alighieri, 1265-1321--Homes and haunts--Italy--Ravenna.
Palazzo della provincia di Ravenna (Ravenna, Italy)
Plazas--Italy--Ravenna.
Ravenna (Italy)--Buildings, structures, etc.
San Francesco (Church : Ravenna, Italy)
Princeton subject headings:
Architecture--Italy--Conservation and restoration--Ravenna.
Chiesa di S. Francesco (Ravenna, Italy)
Dante Alighieri, 1265-1321--Homes and haunts--Italy--Ravenna.
Palazzo della provincia di Ravenna (Ravenna, Italy)
Plazas--Italy--Ravenna.