<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=Content-Type content="text/html; = charset=iso-8859-1"> <META content="MSHTML 6.00.2800.1264" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; BACKGROUND-COLOR: = #ffffff" bgColor=#ffffff> <DIV><FONT size=3>And then there is MDF. But doesn't that sag over = time? And boy, it sure is heavy.</FONT></DIV> <DIV><FONT size=3></FONT> </DIV> <DIV><FONT size=3>How did you get the whole core assembly = flat?</FONT></DIV> <DIV><FONT size=3></FONT> </DIV> <DIV><FONT size=3>Terry Farrell</FONT></DIV> <BLOCKQUOTE dir=ltr style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; = BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px"> <DIV style="FONT: 10pt arial">----- Original Message ----- </DIV> <DIV style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: = black"><B>From:</B> <A title=ANRPiano@aol.com = href="mailto:ANRPiano@aol.com">ANRPiano@aol.com</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A = title=pianotech@ptg.org href="mailto:pianotech@ptg.org">pianotech@ptg.org</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> Tuesday, February 03, = 2004 9:17 AM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Re: lid = construction</DIV> <DIV><BR></DIV> <DIV> <DIV>In a message dated 2/3/2004 5:05:47 AM Pacific Standard Time, <A href="mailto:lclgcnp@yahoo.com">lclgcnp@yahoo.com</A> writes:</DIV> <BLOCKQUOTE style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: blue 2px = solid"><FONT face=Arial>P.S. Is poplar better for a  lid this size = than<BR>furniture grade plywood, like beech???<BR>Just curious. I have a  lid to = build also, and am<BR>really interested in learning what everyone = knows<BR>about this.</FONT></BLOCKQUOTE></DIV> <DIV>I chose poplar simply because it is what I have found in every = lid in which I have seen the core.  Also its weight to strength ratio is = very good.  This is an 8' piano and weight does become an issue. Solid = wood is stiffer than ply wood which is another reason I chose not to use ply wood.</DIV> <DIV> </DIV> <DIV> </DIV> <DIV> </DIV> <DIV><FONT lang=0 face=Arial size=2 PTSIZE="10" = FAMILY="SANSSERIF">Andrew Remillard <BR>2417 Maple Ave<BR>Downers Grove, IL = 60515<BR>ANRPiano.com<BR>630-852-5058</FONT></DIV></BLOCKQUOTE></BODY></H= TML>