Columbia subject headings:
Music--15th century.
Music--500-1400.
Music--Performance.
Harvard subject headings:
Music--15th century--History and criticism
Music--15th century--Performance.
Music--500-1400--History and criticism
Music--500-1400--Performance.
Performance practice (Music)--History--To 1500.
Princeton subject headings:
Music--15th century.
Music--500-1400.
Music--Performance.