Columbia subject headings:
Europe--Antiquities--Congresses.
Iron age--Europe--Congresses.
Iron implements--Congresses.
Ligurians--Antiquities--Congresses.
Ligurians--History--Congresses.
Harvard subject headings:
Italy--History--To 476--Congresses.
Liguria (Italy)--Antiquities--Congresses.
Ligurians--History--Congresses.
Princeton subject headings: