Ahhhhhhh--- should have caught that for sure!  Will double check the source (a recently found family Bible) and then deal with fixing it. Thank-you all for your help! Sydney On 12/1/2017 6:45 PM, Richard Damon wrote: > On 12/1/17 8:28 PM, Dennis Lee Bieber wrote: >> At 06:26 PM 12/1/2017, Sydney wrote: >>> The daughter's birth is entered with a date as 31 Sep 1804 with the >>> sort date entered the same way. On the >> >>         "30 days hath September; April, June, and November" >> >>         September 31 would be an irregular date, and likely has >> irregular rules for sorting. >> >> -- >>     [email protected]        Dennis Lee Bieber >>     HTTP://home.earthlink.net/~bieber.genealogy/ >> > Irregular dates have very defined rules for sorting, they sort > strictly alphabetically (I think based on ASCII codes) and all > irregular date sort before all regular dates. >