Columbia subject headings:
Harvard subject headings:
Ammerland (Germany : Landkreis)--Antiquities.
Germany--Antiquities.
Iron age--Germany--Ammerland (Landkreis)
Iron age--Germany--Weser-Ems.
Weser-Ems (Germany)--Antiquities.
Princeton subject headings:
Ammerland (Germany : Landkreis)--Antiquities.
Germany (West)--Antiquities.
Iron age--Germany (West)--Ammerland (Landkreis).