NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Circular "Navigational Computer"
From: Bruce Hamilton
Date: 2008 Aug 18, 17:47 -0700
From: Bruce Hamilton
Date: 2008 Aug 18, 17:47 -0700
This one, The Bygrave Slide Rule, will solve the navigation triangle. One of the group members has made one and was going to post the plans one his vacation was over. I still think this really one of the most ingenious devices I have ever seen. I hope to build one too. http://en.wikipedia.org/wiki/Bygrave_slide_rule Bruce Hamilton G ary J. LaPook wrote: > No, it was used for wind corrections. > > gl > > d walden wrote: >> Was the "Navigational Computer" used to solve the navigation >> triangle? If so, how? >> >> >> >> http://www.rekeninstrumenten.nl/pages%20and%20pictures/00941.jpg >> >> American Airlines Inc. Philip Dalton >> 0094 >> Aviation disc of plastic, 107x4 mm (1933, 1942) >> Front Scales: 1) = 2) 3) 4) = 5) 6) 7) + 2 windows >> Back Scales: 8) = 9) >> >> >> > > > > --~--~---------~--~----~------------~-------~--~----~ Navigation List archive: www.fer3.com/arc To post, email NavList@fer3.com To , email NavList-@fer3.com -~----------~----~----~----~------~----~------~--~---
