Columbia subject headings:
Bits (Bridles), Prehistoric--Danube River Region.
Danube River Region--Antiquities.
Hallstatt period--Danube River Region.
Iron age--Danube River Region.
Harvard subject headings:
Bits (Bridles), Prehistoric--Danube River Region.
Danube River Region--Antiquities.
Hallstatt period--Danube River Region.
Iron age--Danube River Region.
Princeton subject headings:
Bits (Bridles)--Danube River Region.
Danube River Region--Antiquities.
Iron age--Danube River Region.
Ironwork--Danube River Region.