A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
From: David Pike
Date: 2019 Mar 31, 04:43 -0700
I wrote: I have a feeling you can observe the Sun with a bubble Kollsman without any power at all, but I might be wrong. I couldn't check just now; my bubble seems to have temporarily gone walkies.
Well I’ve found my Kollsman bubble. It’s so long since I’d used it, I’d forgotten it hides in the position. Why don’t all bubbles hide in the position like in the Smiths/Hughes/Kelvin models? Yes, you don't need power for a Sun shot. DaveP