<HTML><HEAD> <META charset=UTF-8 http-equiv=Content-Type content="text/html; charse= t=utf-8"> <META content="MSHTML 6.00.2730.1700" name=GENERATOR></HEAD> <BODY style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; BACKGROUND-COLOR: #fffff= f"> <DIV> <DIV>In a message dated 12/11/2003 7:05:29 PM Pacific Standard Time, hgreele= y@stanford.edu writes:</DIV> <BLOCKQUOTE style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: blue = 2px solid"><FONT face=Arial>Tom,<BR><BR>At 06:23 PM 12/11/2003, you wrote:= <BR>>  Also, the AAs, more than any other model I think, went throug= h a number <BR>> of scale changes and plate modifications.  I think = they would all fit <BR>> into any AA rim, but there might be some extra w= ork to do - bridge making <BR>> perhaps - to get everything working if th= e plate is not the same version <BR>> as the original.<BR><BR>Very good p= oint!  Yes, a number of changes over time...rather like the <BR>Thomas = organs of the 50's...engineered on the line as they passed the <BR>workstati= on.<BR><BR>Horace</FONT></BLOCKQUOTE></DIV> <DIV><FONT face="Times New Roman" color=#000040>    =  <FONT size=4>       Tom --Horace.&nbsp= ; By the way Don't forget that the Mason  AA of the 1950's is a two bri= dge piano not three  & the plate may be a different animal. I own o= ne & it's nice.</FONT></FONT></DIV> <DIV><FONT face="Times New Roman" color=#000040 size=4></FONT> </= DIV> <DIV><FONT face="Times New Roman" color=#000040 size=4></FONT> </= DIV> <DIV><FONT face="Times New Roman" color=#000040 size=4>  &nb= sp;  Cheers--Dale</FONT></DIV></BODY></HTML>