summer sharpness in low tenor

[Ron Nossaman]

> At first, one might wonder why three strings that are so
> close together on the bridge would follow independent pitch
> trajectories when the humidity changes. I did notice that,
> on my piano, the problem was most objectionable in the low
> and mid treble, but probably just as present all the way to
> the top.
> 
> Speculatively speaking, I think it has to do with the fact
> that the total string lengths among the three strings are
> not really equal because of the tuning pin locations. Any
> thoughts about this?

I expect that's right.
Ron N