Re: GPS and sextants, it is not that bad

1999-03-29 Thread Slawomir K. Grzechnik
Michael, Tom, Bill, John, Fernando et al Look, horsemanship is still with us, same is with sailing under sail, sundials are still being designed and built, Mike can gut a deer, even steam engines are maintained and used. So sextant will not perish. Its reign held well over 200 years. In 90-ties

Re: GPS and sextants

1999-03-28 Thread Roger Bailey
I have also enjoyed this nostalgia trip on sextants. I relate to the stories of taking sights with a sextant and reducing them using Pub No 229. My interest in astronomy and sundials started with celestial navigation. Many years ago I built in my basement shop a wooden sextant that allowed me to

Re: GPS and sextants

1999-03-28 Thread Slawomir K. Grzechnik
Dear Dialers After my recent post about GPS and sextant I got few replies to me personally. This is really amazing how sextant catches human imagination. No other instrument, whether telescope or theodolite, not to mention GPS, has such fame like sextant. Note that it is of not much use for