Columbia subject headings:
Art, Roman--Congresses.
Latin language--Congresses.
Latin literature--History and criticism--Congresses.
Harvard subject headings:
Civilization, Classical--Congresses
Classical literature--History and criticism--Congresses
Classical literature--Study and teaching--Congresses.
Classical philology--Greece--History--Congresses.
Classical philology--Rome--History--Congresses.
Princeton subject headings:
Art, Roman--Congresses.
Latin language--Congresses.
Latin literature--History and criticism--Congresses.