<HTML><HEAD> <META charset=US-ASCII http-equiv=Content-Type content="text/html; cha= rset=US-ASCII"> <META content="MSHTML 6.00.2900.2523" name=GENERATOR></HEAD> <BODY style="FONT-SIZE: 12pt; FONT-FAMILY: Arial; BACKGROUND-COLOR: #fffff= f"> <DIV><FONT face="Comic Sans MS">OK List,</FONT></DIV> <DIV><FONT face="Comic Sans MS"></FONT> </DIV> <DIV><FONT face="Comic Sans MS">Been encountering growing lead balance wei= ghts in keys down here in sunny Florida.  Recently contracted to work o= n a Baldwin concert grand that was kept in un air conditioned room for years= .  Place didn't know the piano existed.  Keyboard is mostly frozen= from "Growing Lead Weights Syndrome" (GLWS). </FONT></DIV> <DIV><FONT face="Comic Sans MS"></FONT> </DIV> <DIV><FONT face="Comic Sans MS">I have encountered other pianos down here = with the same GLWS and sanded them smooth, tightened them if they were loose=  and gone on with life.  What causes this?  </FONT></DIV> <DIV><FONT face="Comic Sans MS"></FONT> </DIV> <DIV><FONT face="Comic Sans MS">Arthur Marino</FONT></DIV></BODY></HTML>