Columbia subject headings:
Cattedrale di Ferrara. Museo--Congresses.
Maestro dei Mesi, active 12th century--Congresses.
Months in art--Congresses.
Sculpture, Romanesque--Italy--Ferrara--Congresses.
Sculpture--Italy--Ferrara--Congresses.
Stone carving--Conservation and restoration--Italy--Ferrara--Congresses.
Harvard subject headings:
Cattedrale di Ferrara.
Church decoration and ornament--Italy--Ferrara.
Maestro dei Mesi, active 12th century.
Sculpture, Romanesque--Italy--Ferrara.
Princeton subject headings:
Cattedrale di Ferrara.
Church decoration and ornament--Italy--Ferrara.
Maestro dei Mesi, active 12th century.
Sculpture, Romanesque--Italy--Ferrara.