Columbia subject headings:
Bologna (Italy)--Antiquities, Roman.
Excavations (Archaeology)--Italy--Bologna.
Romans--Italy--Bologna.
Harvard subject headings:
Bologna (Italy)--Antiquities, Roman.
Excavations (Archaeology)--Italy--Bologna.
Romans--Italy--Bologna.
Princeton subject headings:
Bologna (Italy)--Antiquities, Roman.
Excavations (Archaeology)--Italy--Bologna.
Romans--Italy--Bologna.