I don't. What is it exactly and why is using it so special when compared with a computer? David Love www.davidlovepianos.com I would be extremely surprised if even a handful of list readers know about the Thomma-Fenner slide rule TF65... Jurgen Goering Piano Forte Supply -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://ptg.org/pipermail/pianotech.php/attachments/20101116/e2dc38d8/attachment.htm>
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