A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
From: Greg Rudzinski
Date: 2021 Feb 26, 05:30 -0800
I'm willing to beta test a set of these. If a set of 16 are arranged in a 4x4 square then it becomes a single pocket instrument covering 10° to 80° at 5 ° increments . I suppose each prizm would need to be calibrated just as a Bris.