Columbia subject headings:
Excavations (Archaeology)--Italy--Gravina di Puglia--Exhibitions.
Gravina di Puglia (Italy)--Antiquities--Exhibitions.
Harvard subject headings:
Excavations (Archaeology)--Italy--Gravina di Puglia--Exhibitions.
Gravina di Puglia (Italy)--Antiquities--Exhibitions.
Princeton subject headings:
Excavations (Archaeology)--Italy--Gravina di Puglia Region--Exhibitions.
Gravina di Puglia Region (Italy)--Antiquities--Exhibitions.
Silbíon (Extinct city)--Exhibitions.