Columbia subject headings:
Fairs--Rome--History.
Markets--Rome--History.
Rome--Commerce--History--Sources.
Rome--Commerce--History.
Harvard subject headings:
Fairs--Rome--History.
Markets--Rome--History.
Rome--Commerce--History.
Princeton subject headings:
Fairs--Rome--History.
Markets--Rome--History.
Rome--Commerce--History--Sources.
Rome--Commerce--History.