Columbia subject headings:
Art, Medieval--Exhibitions.
Art, Medieval--Germany--Rhineland.
Art, Medieval--Meuse River Valley.
Art--Germany--Rhineland.
Art--Meuse River Valley.
Harvard subject headings:
Art, Medieval--Exhibition catalogs.
Art, Medieval--Meuse River.
Art, Medieval--Rhine River Valley.
Princeton subject headings:
Art, Medieval--Germany (West)--Rhineland--Exhibitions.
Art, Medieval--Meuse River Valley.
Art--Germany (West)--Rhineland.
Art--Meuse River Valley.