All... I recall the reason for doing this is that the middle of the piano gets played more than the ends. In time it will even itself out as the felt center rail punchings flatten out more. As I recall, it was Steinway that did this. Dick RPT MT ----- Original Message ----- From: Charles Neuman <piano@charlesneuman.net> To: <pianotech@ptg.org> Sent: Thursday, November 15, 2001 9:00 AM Subject: key levelling -- crown?
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