![](http://www.alamy.com/thumbs/6/7AFDE16C-9A3D-46C3-91D5-8E83E707633F/2F7A029.jpg)
Self-playing piano (Melograph Piano), oldest experiment. Constructor ing. John E. Hansson, 1908. Kunglet Hofe Provider Nyström Karlstad.
Size: 2470px × 2023px
Photo credit: © BTEU/TEKNISKA / Alamy / Afripics
License: Licensed
Model Released: No
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