<HTML>In a message dated 03/11/2003 6:00:20 PM Eastern Stand= ard Time, piano@charlesneuman.net writes: <BLOCKQUOTE TYPE=CITE style="BORDER-LEFT: #0000ff 2px solid; MARGIN-LEFT= : 5px; MARGIN-RIGHT: 0px; PADDING-LEFT: 5px">Does anyone use the Papps sprin= g mute (which I see in the Pianotek catalog)?  What exactly does it do? </BLOCKQUOTE> Charles, I have used it for years on uprights,in the treble.I put it between the mid= dle and right string,tuning the left.Then move it between the right, and lef= t string of the next note,and so on.It is great,as it fits right over the da= mpers easily,and mutes wonderfully.I had mine break once,and tuning anything= other than a grand,was a nightmare without it. Best, Hazen Bannister</HTML>