Duo-Art was one of the leading reproducing piano technologies of the early 20th century, the others being American Piano Company, introduced in 1913 too, and Welte-Mignon in 1905. These technologies f
Duo-Art artist roll, played by Enrique Granados, at Museu de la Música de Barcelona
M. Welte & Sons, Freiburg and New York was a manufacturer of orchestrions, organs and reproducing pianos, established in Vöhrenbach by Michael Welte in 1832.
Welte Concert Orchestrion, style 6, number 198 (1895)
1862 International Exhibition London: The Orchestrion by M. Welte, of Vöhrenbach, in the Zollverein division. (The Illustrated London News, Sept. 20, 1862.)
Steinway-Welte reproducing piano (1919)