John, Would you be so kind as to tell me, what does involute nean? William PIANO BOUTIQUE William Benjamin Piano Tuner, Extraordinaire The tuner alone, Preserves the tone. Piano Technicians Guild Registered Piano Technician -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://ptg.org/pipermail/pianotech_ptg.org/attachments/20090316/1bb4661c/attachment.html>
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