Columbia subject headings:
Art, Roman--Congresses.
Rome--Antiquities--Congresses.
Rome--Social life and customs--Congresses.
Harvard subject headings:
Art, Roman--Congresses.
Rome--Antiquities--Congresses.
Rome--Social life and customs--Congresses.
Princeton subject headings:
Art, Roman--Congresses.
Rome--Antiquities--Congresses.
Rome--Social life and customs--Congresses.