Columbia subject headings:
Harvard subject headings:
Art and literature--Congresses.
Illumination of books and manuscripts, Medieval--Congresses.
Visual communication--Congresses
Princeton subject headings:
Art and literature--Congresses.
Art, Classical--Congresses.
Art, Medieval--Congresses.
Illumination of books and manuscripts--Congresses.
Literature, Medieval--History and criticism--Congresses.