On Sat, 11 Aug 2007 09:31:19 -0400, Wes wrote:

Stealth Pilot wrote:

scraping reference surfaces requires that you scrape three at a time.


That is if you don't have a reference surface.

Wes

And if you are positive that the reference surface is flat...


Bruce in Bangkok
(brucepaigeATgmailDOTcom)