Columbia subject headings:
Harvard subject headings:
Architecture, Romanesque--Italy--Mugello Valley.
Architecture, Romanesque--Italy--Sieve River Valley.
Church architecture--Italy--Mugello Valley.
Church architecture--Italy--Sieve River Valley.
Church decoration and ornament--Italy--Mugello Valley.
Church decoration and ornament--Italy--Sieve River Valley.
Mugello Valley (Italy)--Buildings, structures, etc.
Sieve River Valley (Italy)--Buildings, structures, etc.
Princeton subject headings:
Architecture, Romanesque--Italy--Mugello Valley.
Architecture, Romanesque--Italy--Sieve River Valley.
Church architecture--Italy--Mugello Valley.
Church architecture--Italy--Sieve River Valley.