Hi Thump, > As you know, vibrations pass more rapidly along > wood grain, than across it. I believe that the intent > here was to allow the vibrations, passing into the > ribs from the bridge crossover point, to have another > means of surface distribution. One which helps them > overcome the "cross grain slow-down". And I suspect > that Mr.Wissner tried it for this reason, liked the > effect, and let it stay. Dunno... These ties are at the ends of the ribs, not the middle. I was thinking they might be under light tension to help maintain the crown. > A lot of pianos were built by the nemesese of > you scientific types---EMPIRICISTS!!! (Gasp!) Grrrrrrrr.... ;-) > If these are not also glued down, why not just > unscrew them temporarily and tell us how it affects > the sound, in your opinion? I highly suspect they're glued. In any event, many of the screws are inaccessible behind the framing. I think they're better left alone. (If'n it ain't broke...) Peace, Sarah
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