[pianotech] Reversing Crown

[Ron Nossaman]

paulrevenkojones at aol.com wrote:
> Thanks! It's the rib context that I was seeking. Also, measurement 
> methodology and tools?

Methodology is assigning downbearing loads to individual ribs 
(from the string scale and bearing schedule) and calculating 
deflection with a standard beam deflection formula. The tools 
are a spreadsheet and a brain. <G>
Ron N