Cardboard strip-operated music boxes made circa late 19th century.

Germany. Produced from the 1890’s to the early 1900’s by B. Grosz & Co., Leipzig. Several models were available playing disc sizes of 18, 22.5, 30, and 52 cm. They were sold in relatively small quantities compared with major disc box manufacturers and very few Troubadours survive today.

Geneva, Switzerland. Made fine quality cylinder music boxes, 1868-1889

Reproducing pianos made by Ludwig Hupfeld, A.G., Leipzig, Germany, circa late ‘teens-1930.

Muscatine, IA. Made “Calliaphone” air calliopes, 1914-c. late 1920s. Brand name currently used on new calliopes made by the Miner Manufacturing Co., Donnellson, IA.