A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
From: Bob Goethe
Date: 2019 Jan 13, 15:12 -0800
Bill, thanks for the advice on calibrating a level. It is an improvement on what I was doing: trying to first level a cutting board by using playing cards as shims. It never occurred to me that I could calibrate a level without first having a level surface.