Columbia subject headings:
Harvard subject headings:
Guidarelli, Guidarello, approximately 1450-1501--Tomb--Congresses.
Lombardo, Tullio--Congresses.
Lombardo, Tullio--Criticism and interpretation--Congresses.
Sepulchral monuments, Renaissance--Italy--Ravenna--Congresses.
Sepulchral monuments--Conservation and restoration--Italy--Ravenna--Congresses.
Princeton subject headings:
Guidarelli, Guidarello, approximately 1450-1501--Tomb--Congresses.
Lombardo, Tullio--Criticism and interpretation--Congresses.
Sepulchral monuments--Conservation and restoration--Italy--Ravenna--Congresses.