Columbia subject headings:
Europe--Antiquities.
Excavations (Archaeology)--Europe.
Excavations (Archaeology)--Rhine River Region.
Horses--Europe--Equipment and supplies.
Horses--Rhine River Region--Equipment and supplies.
Rhine River Region--Antiquities.
Harvard subject headings:
Bits (Bridles)--Germany--Catalogs.
Germany--Antiquities--Catalogs.
Merovingians--Germany--Catalogs.
Princeton subject headings:
Bits (Bridles)--Germany.
Germany--Antiquities.
Harnesses--Germany.
Merovingians--Germany--Antiquities.