Columbia subject headings:
Italy--Civilization--Roman influences--Congresses.
Roman law--Antiquities--Congresses.
Harvard subject headings:
Italy--Civilization--Roman influences--Congresses.
Roman law--Antiquities--Congresses.
Roman law--History--Congresses.
Princeton subject headings:
Italy--Civilization--Roman influences--Congresses.
Roman law--Antiquities--Congresses.