NavList thread: Earliest Crescent Moon Visibility
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27 Jan 2020, 14:27 | Herman Dekker
27 Jan 2020, 16:41 | Robert H. van Gent
27 Jan 2020, 17:04 | Frank Reed
27 Jan 2020, 17:21 | David Iwancio
27 Jan 2020, 17:30 | Gary LaPook
29 Jan 2020, 11:31 | Herman Dekker