<!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 6.00.2712.300" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT face=Arial size=2>List,</FONT></DIV> <DIV><FONT face=Arial size=2>Anybody know anything about a domestic = grand action under the Kroeger name from (I assume) the first half of the 20th = century that had jacks with an extra articulation built into the vertical = portion under the knuckle?  At a recent chapter meeting, a local tech who is = relatively new to the business described seeing this action and being completely at = sea as to how it might be regulated and what the premise of the unusual design was.  There is apparently a spoon projecting from the front = face of the jack just above the articulation that contacts its very own regulating screw button sitting above the standard one for the = jack tongue.  After thinking about it, I sort of theorized that this = feature changes the jack's relationship to the underside of the knuckle by = altering the angle that the jack top faces the knuckle after escapement--perhaps = making return to playing position easier(?)  I've never seen or heard of = this beast, and was hoping someone could shed some light on it.</FONT></DIV> <DIV><FONT face=Arial size=2>Thanks,</FONT></DIV> <DIV><FONT face=Arial size=2>Greg</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Greg Granoff   = RPT<BR>Humboldt State University</FONT></DIV></BODY></HTML>