[pianotech] Shimming Steinway Action Stack to reach strings

[Thomas Cole]

Terry Farrell wrote:
>
> I think it has a lot to do with the fact that most professional race 
> car drivers know a valve seat from a pinion gear, whereas most 
> professional pianists do not know a belly rail from key button.
>
...or as my dad would say, they don't know their brass from an oboe.

Tom C