>John >I'm so easy to convince because I am in my right mind as you must be. >However I did like the suggestion also that the wrest plank expansion may >account for some small part of the change especially since the right pin >would have more movement than the center and left. > >Larry Messerly, RPT > Larry, I rule out any pinblock growth as Marcel suggested because the right string segment to the tuning pin is shorter on an upright and longer on a grand. The sharpness of the tri-chord's right string at this time of year has to be on account of the shorter distance from bridge to plate. If there's a tail end duplex and the right string is sharper than the left, I think I'll go into politics. John Lillico, RPT Oakville, Ontario
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