Chicago, IL. 1895-1950s. Made arcade machines, slot machines, and from about 1906-1930, music machines including the Violano-Virtuoso. Later made jukeboxes, ice cream machines, and other products.

Switzerland, Geneva, 1801-1855. Isaac Henri Metert was possibly in business as early as 1836 making musical boxes and produced boxes during the period 1844 to 1852 with David Langdorff as Metert and Langdorff. The partnership won an award at the 1851 Great Exhibition held in London, England. Considered a high quality maker. Year of manufacture usually scratched into left cylinder cap along with the serial number (e.g. 2/48 – February, 1848).

Ste-Croix, Switzerland, 1816-early 1900s. Made fine quality cylinder music boxes, 1816-c. 1890s; Stella, Mira (Empress) disc boxes, 1890s-early 1900s. Widely distributed in America as well as Europe.

Boston, MA. Made one of America’s premium piano brands, established in 1854. Acquired by the American Piano Co. in 1922. The finest brand in which the Ampico reproducing mechanism was installed on a regular production basis. Its acquisition by the American Piano Co. enabled that firm to compete effectively with the top-of-the-line Steinway Duo-Art marketed by the Aeolian Co.

Chicago, IL. Piano manufacturing company set up within the factory of the J.P. Seeburg Piano Co. in 1919 and merged with that company in 1920. Previously, Seeburg had bought pianos from other manufacturers. Named for N. Marshall Seeburg, J.P. Seeburg’s son.