NavList thread: Accuracy of the first Nautical Almanacs
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21 Apr 2015, 17:35 | Don Seltzer
21 Apr 2015, 20:04 | Jackson McDonald
22 Apr 2015, 01:31 | Frank Reed
22 Apr 2015, 16:15 | Bob Goethe
22 Apr 2015, 18:20 | Frank Reed