<HTML>In a message dated 7/12/2002 8:53:49 PM Pacific Daylight Time, pianobuilders@olynet.com writes: <BLOCKQUOTE TYPE=CITE style="BORDER-LEFT: #0000ff 2px solid; MARGIN-LEFT: 5px; MARGIN-RIGHT: 0px; PADDING-LEFT: 5px">Subj:Re: Bridge design Date:7/12/2002 8:53:49 PM Pacific Daylight Time From:<A HREF="mailto:pianobuilders@olynet.com">pianobuilders@olynet.com</A> Reply-to:<A HREF="mailto:pianotech@ptg.org">pianotech@ptg.org</A> To:<A HREF="mailto:pianotech@ptg.org">pianotech@ptg.org</A> Sent from the Internet ----- Original Message ----- From: "Greg Newell" <gnewell@ameritech.net> To: <pianotech@ptg.org> Sent: July 12, 2002 2:26 PM Subject: Re: Bridge design               Greg</BLOCKQUOTE>            The thin laminations are still quarter sawn material not flat sawn in case there be any confused other than me. >>>>>>>>>>Dale>>>>>>>>>>. <BLOCKQUOTE TYPE=CITE style="BORDER-LEFT: #0000ff 2px solid; MARGIN-LEFT: 5px; MARGIN-RIGHT: 0px; PADDING-LEFT: 5px">> Del, >     I take it then that your ribs are horizontally crowned into the shape you >     desire. Do you find the stability to be any different between horizontally vs. >     vertically laminated ribs? I think we talked about this once but I'd like to firm >     it up in my mind. > > Greg Newell > What do you mean, "horizontally crowned?" The end result looks somewhat like a normal, solid, machine-crowned rib. Yes, the laminations are horizontal -- assuming a horizontal soundboard as in a grand. And yes, the crown in molded into the rib as we press -- the cauls are curved to the crown radius desired. I've never tried vertically laminated ribs, though I know others have. Del</BLOCKQUOTE> </HTML>