Re: Navy MK 5 Octant Using Natural Horizon
From: Bill B
Date: 2012 May 01, 02:28 -0400
On 5/1/2012 2:15 AM, Alexandre E Eremenko wrote:
> I don't see a reason to substitute a normal sextant with a bubble octant
> if the real horizon is available,
Abnormal refraction? ;-)
Bill B.