This is a multi-part message in MIME format. ---------------------- multipart/alternative attachment The thumper board traditionally is the key-stop rail. With early tracker = action organs, the keys would fly up off the centre rail, and a stopper = was needed. Methinks this was long before the evolution of contemporary piano = actions.=20 Kenny Finlayson, RPT ---------------------- multipart/alternative attachment An HTML attachment was scrubbed... URL: https://www.moypiano.com/ptg/pianotech.php/attachments/a7/9e/07/2e/attachment.htm ---------------------- multipart/alternative attachment--
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