Columbia subject headings:
Architecture, Medieval--Italy.
Christian saints--Cult--Italy.
Church architecture--Italy.
Crypts--Italy--Catalogs.
Crypts--Italy.
Harvard subject headings:
Architecture, Medieval--Italy.
Christian saints--Cult--Italy.
Church architecture--Italy.
Crypts--Italy--Catalogs.
Crypts--Italy.
Princeton subject headings:
Architecture, Medieval--Italy.
Catalogs.
Christian saints--Cult--Italy.
Church architecture--Italy--Catalogs.
Church architecture--Italy.
Crypts--Italy--Catalogs.
Crypts--Italy.