Columbia subject headings:
Excavations (Archaeology)--Italy--Milan--Congresses.
Italy--Antiquities, Roman--Congresses.
Milan (Italy)--Antiquities, Roman--Congresses.
Romans--Italy--Milan--Congresses.
Harvard subject headings:
Excavations (Archaeology)--Italy--Milan--Congresses.
Milan (Italy)--Antiquities, Roman--Congresses.
Romans--Italy--Milan--Congresses.
Princeton subject headings:
Christian antiquities--Italy--Milan--History--Congresses.
Excavations (Archaeology)--Italy--Milan--Congresses.
Milan (Italy)--Antiquities, Roman--Congresses.
Milan (Italy)--Church history--Congresses.
Milan (Italy)--History--To 1535--Congresses.
Rome--History--Empire, 284-476--Congresses.