On the same topic, I remember a key leveling system designed by Alfred H. Howe that was detailed in his book. I don't have a copy but I wonder if Jack Wyatt might have some info from the museum? Tom Driscoll -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://ptg.org/pipermail/pianotech.php/attachments/20100309/5a40d773/attachment.htm>
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