Columbia subject headings:
Harvard subject headings:
Architecture, Medieval--Italy--Lazio.
Architecture, Medieval--Italy--Rome.
Church decoration and ornament--Italy--Lazio.
Church decoration and ornament--Italy--Rome.
Cosmati work--Italy--Lazio.
Cosmati work--Italy--Rome.
Decoration and ornament, Architectural--Italy--Lazio.
Decoration and ornament, Architectural--Italy--Rome
Pavements, Mosaic--Italy--Lazio.
Pavements, Mosaic--Italy--Rome.
Princeton subject headings:
Architecture, Medieval--Italy--Lazio.
Architecture, Medieval--Italy--Rome.
Church decoration and ornament--Italy--Lazio.
Church decoration and ornament--Italy--Rome.
Cosmati work--Italy--Lazio.
Cosmati work--Italy--Rome.
Decoration and ornament, Architectural--Italy--Lazio.
Decoration and ornament, Architectural--Italy--Rome.
Pavements, Mosaic--Italy--Lazio.
Pavements, Mosaic--Italy--Rome.