Columbia subject headings:
Balkan Peninsula--Antiquities--Congresses.
Italy--Antiquities--Congresses.
Lamps, Ancient--Balkan Peninsula--Congresses.
Lamps, Ancient--Italy--Congresses.
Harvard subject headings:
Balkan Peninsula--Antiquities--Congresses.
Italy--Antiquities--Congresses.
Lamps, Ancient--Balkan Peninsula--Congresses.
Lamps, Ancient--Italy--Congresses.
Princeton subject headings:
Balkan Peninsula--Antiquities--Congresses.
Italy--Antiquities--Congresses.
Lamps, Ancient--Balkan Peninsula--Congresses.
Lamps, Ancient--Italy--Congresses.