> Presumably after 160 years, as you sight toward the left side of the piano >case, the left end (rear end) of the close edge (left side of piano) will be >above the left end of the ! > far edge - the two lines formed by the top edges of the case sides will not >lie in the same plane, but rather that plane has been twisted. That is what Joe >is calling "cheek lift". The case has been twisted. > > Terry Farrell My vision has never been perfect. After 160 years of staring at a square I'm not sure I would trust my own judgment. sb
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