Curve on Bridge Bottom

[John Delacour]

At 11:33 am -0500 9/5/02, Ron Nossaman wrote:
| Steinway soundboards are compression crowned,
| by gluing flat ribs to thoroughly dried down panels and letting the re
| hydrating panel bend the ribs as it expands.

I find it very hard to believe that Steinway do not plane an arc on the upper side of the ribs before gluing up.  Are you sure this is their practice?

JD