Maxine: I don't know how you (or I) can calculate the date with confidence, but FTM has a date caluculator under "tools." I plugged in you information and it gave back a birth date of 18 Sep 1783. duncan ----- Original Message ----- From: "Maxine" <genbug@olypen.com> To: <GEN-NEWBIE-L@rootsweb.com> Sent: Friday, December 16, 2011 9:12 AM Subject: [GN] How to calculate birth date > Good morning, > WOW, I just received copies of the family Bible of my Great Great > Great Grandparents (1790-1850). > It states my ggg grandmother died 20 Oct 1854 at 71 years, 1 month and 2 > days. How can I calculate her exact birth date? > Thanks so much. > Maxine > > ******************** > > Gen-Newbie's website: > > http://www.rootsweb.com/~newbie/ > > > ------------------------------- > To unsubscribe from the list, please send an email to > GEN-NEWBIE-request@rootsweb.com with the word 'unsubscribe' without the > quotes in the subject and the body of the message