Columbia subject headings:
Allegories--History--To 1500--Congresses.
Art, Medieval--Themes, motives--Congresses.
Christian art and symbolism--Medieval, 500-1500--Congresses.
Symbolism in art--Congresses.
Harvard subject headings:
Princeton subject headings:
Allegories--History--To 1500--Congresses.
Art, Medieval--Themes, motives--Congresses.
Christian art and symbolism--Medieval, 500-1500--Congresses.
Symbolism in art--Congresses.