"Haydn spent much of his career as a court musician for the wealthy Esterházy family at their remote estate. Until the later part of his life, ...
this isolated him from other composers and trends in music so that he was, as he put it, "forced to become original".[c] Yet his music circulated widely, and for much of his career he was the most celebrated composer in Europe.
He was a friend and mentor of Mozart, a tutor of Beethoven, and the older brother of composer Michael Haydn.
^ For date of portrait see Jones 2009a, p. vi.^ Smallman, Basil (1992). The Piano Trio: Its History, Technique, and Repertoire. Oxford University Press. pp. 16–19. ISBN 0-19-318307-2.^ Rosen 1997, pp. 43–54Cite error: There are <ref group=lower-alpha> tags or {{efn}} templates on this page, but the references will not show without a {{reflist|group=lower-alpha}} template or {{notelist}} template (see the help page)." - (en.wikipedia.org 02.11.2019)