NavList thread: Re: navigation by soundings.

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21 Dec 2009, 14:25 | Hewitt Schlereth
23 Dec 2009, 16:55 | Douglas Denny
23 Dec 2009, 17:20 | John H
23 Dec 2009, 22:00 | Lu Abel
24 Dec 2009, 14:25 | George Huxtable