Columbia subject headings:
Harvard subject headings:
Baden-Württemberg (Germany)--Antiquities.
Constance, Lake--Antiquities.
Excavations (Archaeology)--Constance, Lake.
Excavations (Archaeology)--Germany--Baden-Württemberg.
Princeton subject headings:
Baden-Württemberg (Germany)--Antiquities.
Excavations (Archaeology)--Germany--Baden-Württemberg.