Columbia subject headings:
Harvard subject headings:
Cistercian monasteries--Germany--Ostfriesland--History.
Excavations (Archaeology)--Germany--Ostfriesland.
Kloster Ihlow (Ostfriesland, Germany)--History.
Ostfriesland (Germany)--Antiquities.
Princeton subject headings:
Cistercian monasteries--Germany--Ihlow (Lower Saxony)--History.
Excavations (Archaeology)--Germany--Ihlow (Lower Saxony).
Ihlow (Lower Saxony, Germany)--Antiquities.
Kloster Ihlow (Ihlow, Lower Saxony, Germany)--History.