Columbia subject headings:
Black Sea Coast--Antiquities--Congresses.
Coins, Greek--Black Sea Coast--Congresses.
Coins, Greek--Italy--Congresses.
Italy--Antiquities--Congresses.
Harvard subject headings:
Coins, Greek--Mediterranean Region--Congresses.
Greece--Colonies--History--Congresses.
Money--Mediterranean Region--History--Congresses.
Princeton subject headings:
Coins, Greek--Mediterranean Region--Congresses.
Greece--Colonies--History--Congresses.
Money--Mediterranean Region--History--Congresses.