Down-Bearing NICKED A NERVE!

[Ron Nossaman]

>"we take a straight edge with us to lay across  the top of the outer rim"
>When you measure crown on an old piano with strings on it etc., are you
>saying that you lay a straight edge across the rim (I would assume at a
>number of locations) and measure down to the board several times along
>straight edge to measure crown? If so, would it not be a bit more
>accurate/easier to stretch a string across the board bottom? I've never
>tried it the other way. I seems like measuring a crown of 1/8" or less could
>be real hard to do accurately. If indeed you do it that way, I'll have to
>try it out! Please lemmmme know.
>
>Terry Farrell

And then there's diaphragmmed boards that will indicate "crown" even when
the string below shows negative. How 'bout that?


Ron N