Columbia subject headings:
Harvard subject headings:
Cologne (Germany)--Antiquities, Roman.
Excavations (Archaeology)--Germany--Cologne.
Pottery, Roman--Germany--Cologne.
Romans--Germany--Cologne.
Princeton subject headings:
Cologne (Germany)--Antiquities, Roman.
Excavations (Archaeology)--Germany--Cologne.
Pottery, Roman--Germany--Cologne.
Romans--Germany--Cologne.