Columbia subject headings:
Harvard subject headings:
Baden-Württemberg (Germany)--Antiquities, Celtic.
Celts--Germany--Baden-Württemberg.
Earthworks (Archaeology)--Germany--Baden-Württemberg.
Excavations (Archaeology)--Germany--Baden-Württemberg.
Fortification, Prehistoric--Germany--Baden-Württemberg.
Princeton subject headings:
Baden-Württemberg (Germany)--Antiquities, Celtic.
Celts--Germany--Baden-Württemberg.
Earthworks (Archaeology)--Germany--Baden-Württemberg.
Excavations (Archaeology)--Germany--Baden-Württemberg.