Columbia subject headings:
Architecture--Germany--History--Middle Ages, 600-1500.
Church architecture--Germany--Weser River and Valley.
Harvard subject headings:
Architecture, Medieval--Germany--Weser River Valley.
Architecture, Medieval--Germany--Weser Valley.
Architecture, Medieval--Weser Valley.
Church architecture--Germany--Weser River Valley.
Church architecture--Germany--Weser Valley.
Church architecture--Weser Valley.
Princeton subject headings:
Architecture, Medieval--Germany--Weser River Valley.
Church architecture--Germany--Weser River Valley.