NavList thread: Small zenith distance: a "bubble" sextant vs a Newtonian type sextant?
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27 Feb 2018, 14:13 | Tony Oz
27 Feb 2018, 14:41 | Frank Reed
28 Feb 2018, 10:18 | Tony Oz
28 Feb 2018, 18:16 | Brad Morris
28 Feb 2018, 18:52 | Tony Oz
01 Mar 2018, 07:10 | Geoffrey Kolbe
01 Mar 2018, 11:15 | Paul Hughes
01 Mar 2018, 20:23 | Gary LaPook