New York City. Made Connorized player piano rolls; owned by the O’Connor family, who also owned part of the American Automusic Co., also listed in this Appendix.

F. Geneva, Switzerland. Made high-quality cylinder music boxes, circa 1874-1898.

Chicago, IL. Subsidiary of the Operators Piano Co. Made Columbia music rolls for coin pianos and orchestrions circa late ‘teens-1924. After 1924, known as the Capitol Music Roll Co.

Coin pianos and orchestrions made by the Operators Piano Company, Chicago IL, circa 1909-late 1920s.

Leipzig, Germany. Made Chordephon mechanical zithers, 1895-1917.