Columbia subject headings:
Harvard subject headings:
Baden-Württemberg (Germany)--Antiquities.
Chert--Germany--Baden-Württemberg.
Excavations (Archaeology)--Germany--Baden-Württemberg.
Flint--Germany--Baden-Württemberg.
Rhine River Valley--Antiquities.
Princeton subject headings:
Antiquities, Prehistoric--Rhine River Valley.
Baden-Württemberg (Germany)--Antiquities.
Excavations (Archaeology)--Rhine River Valley.
Flintknapping--Rhine River Valley.
Rhine River Valley--Antiquities.
Stone implements--Rhine River Valley.
Tools, Prehistoric--Rhine River Valley.