A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Position-Finding
From: Bruce J. Pennino
Date: 2018 May 10, 06:05 -0700
Frank,you recently posted a short note on time sights and I forgot to comment/ask question. So, did you write " time sights were used until the 1940s" for longitude"? Not the USN?? I vaguely recollect Mixter says early 1900s?
All have a good day!