Joseph Haydn and the Mechanical Organ - Ord-Hume, Arthur W. J. G. (Cardiff, U.K. : University College Cardiff Press, 1982)
Bibliography: p. 176.
Keywords: Haydn, Joseph -- 1732-1809; 18th Century (1701-1800); 19th Century (1801-1900); Clock; Barrel organ; Mechanical musical instrument; Austria