Columbia subject headings:
Coins, Ancient--Congresses.
Coins, Medieval--Congresses.
Numismatics--Congresses.
Harvard subject headings:
Coins, Ancient--Congresses.
Coins, Medieval--Congresses.
Economic history--Medieval, 500-1500--Congresses.
Economic history--To 500--Congresses.
Inflation (Finance)--History--To 1500--Congresses.
Numismatics--Congresses.
Princeton subject headings:
Coins, Ancient--Congresses.
Coins, Medieval--Congresses.
Numismatics--Congresses.