Columbia subject headings:
Art and music.
Art--History.
Cosmology--History.
Harmony of the spheres.
Martianus Capella--Criticism and interpretation.
Music--History and criticism.
Harvard subject headings:
Martianus Capella--Criticism and interpretation.
Music theory--500-1400--History and criticism.
Music theory--500-1400--Manuscripts.
Princeton subject headings:
Harmony of the spheres.
Martianus Capella. De nuptiis Philologiae et Mercurii.
Music theory--History--500-1400.