Columbia subject headings:
Barter--France--History.
France--Commerce--History.
France--History--To 987.
Money--France--History.
Numismatics--France--History.
Harvard subject headings:
Barter--France--History.
France--Commerce--History.
France--History--To 987.
Money--France--History
Numismatics--France--History.
Princeton subject headings:
Coinage--France--History.
France--Commerce--History.
France--History--To 987.
Money--France--History.