Columbia subject headings:
Frankfurt am Main (Germany)--Imprints.
Music printing--Germany--Frankfurt am Main--History.
Music--Bibliography.
Publishers and publishing--Germany--Frankfurt am Main--History.
Harvard subject headings:
Music printing--Germany--Frankfurt am Main.
Music publishers--Germany--Frankfurt am Main.
Music--Bibliography
Princeton subject headings:
Frankfurt am Main (Germany)--Imprints.
Music printing--Germany--Frankfurt am Main--History.
Music--Bibliography.
Publishers and publishing--Germany--Frankfurt am Main--History.