[pianotech] Never seen one actually played - Demonstration of 4-Row Janko Keyboard - YouTube

[Duaine Hechler]

http://www.youtube.com/watch?v=cK4REjqGc9w&feature=related

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Duaine Hechler
Piano, Player Piano, Pump Organ
Tuning, Servicing&  Rebuilding
Reed Organ Society Member
Florissant, MO 63034
(314) 838-5587
dahechler at att.net
www.hechlerpianoandorgan.com
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Home&  Business user of Linux - 11 years