Columbia subject headings:
Harvard subject headings:
Abbey of Farfa
Architecture, Carolingian--Italy--Farfa.
Architecture, Medieval--Italy--Farfa.
Architecture, Romanesque--Italy--Farfa.
Farfa (Italy)--Buildings, structures, etc.
Princeton subject headings:
Abbey of Farfa.
Architecture, Carolingian--Italy--Farfa.
Architecture, Romanesque--Italy--Farfa.
Farfa (Italy)--Buildings, structures, etc.