Harmoniphone

Harmoniphone 1. automatic organ patented July 22, 1887, by Deroudel & Rocacher of Paris, worked by means of perforated paper discs; 2. instr. of unknown construction patented by Soualle of Paris on Feb. 6, 1859. Not to be confused with Harmoniphon (204). Wright, Rowland. Dictionnaire des instruments de musique. London, 1941.