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<DIV><FONT size=2 face=Arial>I don't think you can discount an extreme reaction
to a large swing in humidity. I have experienced big pitch changes, frequently
starting at the bass-to-tenor break, as well as in the upper treble. It seems to
happen in lower quality instruments. </FONT></DIV>
<DIV><FONT size=2 face=Arial>Patrick C. Poulson<BR>Registered Piano
Technician<BR>530-265-1983</FONT></DIV></BODY></HTML>