Columbia subject headings:
Coinage--France--History--Congresses.
Coinage--Great Britain--History--Congresses.
Coins, Ancient--Congresses.
Gaul--History--58 B.C.-511 A.D.--Congresses.
Numismatics--France--Congresses.
Numismatics--Great Britain--Congresses.
Harvard subject headings:
Coinage--France--History--Congresses.
Coinage--Great Britain--History--Congresses.
Princeton subject headings:
Coins, Celtic--Congresses.
Coins, Gallic--Congresses.
Coins, Roman--Congresses.