Columbia subject headings:
Communication in museums--Italy--Congresses.
Pottery, Italian--Congresses.
Pottery--Classification--Congresses.
Pottery--Italy--History--Congresses.
Harvard subject headings:
Communication in museums--Italy--Congresses.
Pottery, Italian--Congresses.
Pottery--Classification--Congresses.
Pottery--Italy--History--Congresses.
Princeton subject headings: