Columbia subject headings:
Archaeological geology--France, Northern.
Archaeological geology--Italy.
Cities and towns--France, Northern--History--To 1500.
Cities and towns--Italy--History--To 1500.
Urban archaeology--France, Northern.
Urban archaeology--Italy.
Harvard subject headings:
Archaeological geology--France, Northern.
Archaeological geology--Italy.
Cities and towns--France, Northern--History--To 1500.
Cities and towns--Italy--History--To 1500.
Urban archaeology--France, Northern.
Urban archaeology--Italy.
Princeton subject headings:
Archaeological geology--France.
Archaeological geology--Italy.
Geology, Stratigraphic.
Sediments (Geology)--France.
Sediments (Geology)--Italy.