<!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 6.00.6000.16643" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT face=Arial size=2>Tom,</FONT></DIV> <DIV><FONT face=Arial size=2>Barrel pianos almost never have a cast iron plate, just wooden. They are made that way for easier street transportation. The pin blocks are poorly made and almost always are split. Sometimes regular tuning pins are used.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>For a lot of information on Barrel pianos, tuning and their repair, see the book by Arthur Ord-Hume, Barrel Organ. It is available sometimes on line.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Berley</FONT></DIV></BODY></HTML>