Columbia subject headings:
Education--Germany--Hesse.
Music--Germany--Hesse--History and criticism.
Music--Instruction and study--Germany--Hesse.
Harvard subject headings:
Education--Germany--Hesse.
Music--Germany--Hesse--History and criticism.
Music--Instruction and study--Germany--Hesse.
Princeton subject headings:
Education--Germany--Hesse.
Music--Germany--Hesse--History and criticism.
Music--Instruction and study--Germany--Hesse.