Columbia subject headings:
Bach, Johann Sebastian, 1685-1750--Congresses.
Bach, Johann Sebastian, 1685-1750. Vocal music.
Music and literature--Congresses.
Harvard subject headings:
Bach, Johann Sebastian, 1685-1750--Congresses.
Bach, Johann Sebastian, 1685-1750. Vocal music.
Music and literature--Congresses.
Princeton subject headings: