<!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 6.00.2600.0" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT size=2>Has anyone ever tried putting a heavy spring between = the bridge and the plate strut in the upper section of the piano to add pressure to the board with the idea of improving = the tone?  Or, I suppose, on the underside of the board between the bracing and the soundboard pushing up?  Does it have any effect?</FONT></DIV> <DIV><FONT size=2></FONT> </DIV> <DIV><FONT size=2></FONT> </DIV> <DIV><FONT size=2>David Love</FONT></DIV></BODY></HTML>