<html> <head> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; = charset=us-ascii"> <meta name=Generator content="Microsoft Word 10 (filtered)"> <style>  </style> </head> <body bgcolor=white lang=EN-US link=blue vlink=blue> <div class=Section1> <p class=MsoNormal><font size=2 color=navy face=Arial><span = style='font-size: 10.0pt;font-family:Arial;color:navy'>Garland</span></font><font = size=2 color=navy face=Arial><span = style='font-size:10.0pt;font-family:Arial; color:navy'>,</span></font></p> <p class=MsoNormal><font size=2 color=navy face=Arial><span = style='font-size: 10.0pt;font-family:Arial;color:navy'>This very item was covered in a = class given in </span></font><font size=2 color=navy face=Arial><span = style='font-size:10.0pt;font-family:Arial;color:navy'>Nashville</span><= /font><font size=2 color=navy face=Arial><span = style='font-size:10.0pt;font-family:Arial; color:navy'>, and I have followed the same procedure with good results. = First you need a good sunny day.  Go to the drugstore or grocery store = and buy some Hydrogen Peroxide.  Set the keys out in the sun and use a swab = to spread the HP on the keytops and then let the sun do its work.  = Afterwards you can put the keys on a buffing wheel to polish.</span></font></p> <p class=MsoNormal><font size=2 color=navy face=Arial><span = style='font-size: 10.0pt;font-family:Arial;color:navy'> </span></font></p> <p class=MsoNormal><font size=2 color=navy face=Arial><span = style='font-size: 10.0pt;font-family:Arial;color:navy'>Good luck,</span></font></p> <p class=MsoNormal><font size=2 color=navy face=Arial><span = style='font-size: 10.0pt;font-family:Arial;color:navy'>Paul Kupelian</span></font><font = size=2 color=navy face=Arial><span = style='font-size:10.0pt;font-family:Arial; color:navy'>, RPT</span></font></p> <p class=MsoNormal><font size=2 color=navy face=Arial><span = style='font-size: 10.0pt;font-family:Arial;color:navy'> </span></font></p> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>-----Original = Message-----<br> <b><span style='font-weight:bold'>From:</span></b> = caut-bounces@ptg.org [mailto:caut-bounces@ptg.org] <b><span style='font-weight:bold'>On = Behalf Of </span></b>Wimblees@aol.com<br> <b><span style='font-weight:bold'>Sent:</span></b> Saturday, July 24, = 2004 2:17 PM<br> <b><span style='font-weight:bold'>To:</span></b> caut@ptg.org<br> <b><span style='font-weight:bold'>Subject:</span></b> getting the = yellow out.</span></font></p> <p class=MsoNormal style='margin-left:.5in'><font size=3 = face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>Garland Goodland, RPT, of = the Western Carolina Chapter, asked about getting the yellow out. Here is = his original post. </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'> </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>How do I remove the yellow = coloring from old ivory keytops? I have tried sunlight and Hydrogen Peroxide. Don Valley, RPT, let me have some 35% solution H2O2 and I tried it, but to = no avail. I seem to remember an article in the Journal about this; please = direct me to it if you can. Otherwise, just tell me what to do, since Don and I = do not know at this point! Thanks! <br> _______________________________________________<br> I answered with this. </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'> </span></font></p> </div> <div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>The only other method I've = tried, with some limited success, is black light. You can buy 4' tubes of = florescent black light tubes at most hardware stores. </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'> </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>Get a 4' two tube shop = light, and mount it about a foot over the keys. Then soak cheese cloth in H202 solution, and cover the ivories Let it sit for a couple of days. = The cheese cloth will dry out, but the H202 will absorb into the ivory, and = the ultra violet rays of the black light will lighten up the ivory. = </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'> </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>I don't think I ever got = all the yellow out, but the keys did look a lot less = yellow</span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'> </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'> </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>To which Garland = replied:</span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'> </span></font></p> </div> <div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>Dear Wim, Thanks for the = advice. What I have done so far is to sand the keytops with 220 wet paper to = even up the joints between heads and tails. That got most of the yellowing off, = but there is still some yellow here and there, which looks worse than = before!</span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'> </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>Don suggested putting a rag = soaked in H2O2 over the keys, but all that did after a day was to curl some of = the tops and cause them to fall off. I wet one side again (just water) and = waited until they were flat again to put them back on the keys. I don't really = want the ivories coming off because I have to sand again when I put them back = on. But I would like to lessen the yellow before I polish the ivory on the = buffing wheel. Buffing might remove some, but I don't plan to remove = significant ivory in polishing.</span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'> </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>You say that the = "black light" helps, but you also say that you have not been able to = remove all the yellow. Maybe I will hear from some more people, or can find = the <em><i><font face=Arial><span = style='font-family:Arial'>Journal</span></font></i></em> article.</span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'> </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'> </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>Does anyone have a better = idea, or can tell Garland which Journal the article is in.</span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'> </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>Garland's address is <a href="mailto:garland@main.nc.us" = title="mailto:garland@main.nc.us">garland@main.nc.us</a></span></font><= /p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'> </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>Wim </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial FAMILY=SANSSERIF PTSIZE=10><span = style='font-size:10.0pt;font-family:Arial'>Willem Blees, RPT<br> Piano Technician<br> School of Music<br> University of Alabama</span></font></p> </div> </div> </div> </div> </body> </html>