><< > This is *almost* off topic, and I've seen it discussed in alternate > forums, but never with a straightforward answer: does anybody have a > cheap (okay, maybe free) site/calculator they know of for using death > date & age to back into birthdate? > >> >Cumberland family tree shareware/software has a calculator as a built in >feature. It makes the conversion to gregorian and has several calc features >including auto field entry, calcing 1st or 2nd dates, interim period etc. > >rod Well, I don't know the formula, nor how it works but there is an excellant birthdate calculator on the web. The URL is http://enws347.eas.asu.edu:8000/~buckner/bdform.html It's very easy to use, both Gregorian and Julian, a litlle preview taken from the page: > >Calculates birthdate from death date and age of death in >year-month-day format. See also the JavaScript implementation. > >All dates, Gregorian or Julian, use New Year on Jan. 1. > >This new version uses three different computation methods: > > 1.30-day fixed-length months (the "8870" system is a variant of > this) > 2.Calendar-length months > 3.28-day fixed-length months (uses a 13-month year) (SNIP!!) Check it out! Bookmark it! I did :-) -Tim drawbau@da2.so-net.or.jp ==== PENNA-DUTCH Mailing List ==== Haven't found a post of interest? Why not generate one of your own?