The people who make the glass or "crystal" soundboard, Stemco, don't use ribs. At least, none are visible in the pictures on their site. Calin Tantareanu ---------------------------------------------------- http://calintantareanu.tripod.com ---------------------------------------------------- ----- Original Message ----- From: "Ron Nossaman" <rnossaman@cox.net> To: "Pianotech" <pianotech@ptg.org> Sent: Sunday, April 10, 2005 9:04 PM Subject: Re: (no subject) >> I have two questions to ask: 1. Has anyone of you ever heard of ribs made >> of other material than wood, such as aluminium or even plexiglas? > > I know steel soundboards have been made, and glass. I don't know what was > used for ribs.
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