Columbia subject headings:
Mural painting and decoration, Italian--Italy--Tivoli.
Mural painting and decoration, Romanesque--Italy--Tivoli.
San Silvestro (Church : Tivoli, Italy)
Harvard subject headings:
Innocent III, Pope, 1160 or 1161-1216
Mural painting and decoration, Italian--Italy--Tivoli.
Mural painting and decoration, Romanesque--Italy--Tivoli.
San Silvestro (Church : Tivoli, Italy)
Tivoli (Italy)--Buildings, structures, etc.
Princeton subject headings:
Mural painting and decoration, Italian--Italy--Tivoli.
Mural painting and decoration, Romanesque--Italy--Tivoli.
San Silvestro (Church : Tivoli, Italy).