Columbia subject headings:
Christian art and symbolism.
Crosses--Germany--Cologne.
Jesus Christ--Crucifixion--Art.
Schnütgen-Museum.
Harvard subject headings:
Crosses--Germany--Cologne.
Jesus Christ--Crucifixion--Art.
Schnütgen-Museum
Princeton subject headings:
Art.
Jesus Christ--Art.
Jesus Christ--Crucifixion--Art.