NavList thread: Re: SNO sun-scope collimation collar -- what about vertical?

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03 Apr 2010, 19:35 | Frank Reed
03 Apr 2010, 19:59 | Peter Hakel
03 Apr 2010, 20:17 | Richard Reed
03 Apr 2010, 20:45 | Richard Reed
03 Apr 2010, 21:26 | Frank Reed
04 Apr 2010, 00:05 | Richard Reed