Howdy, And thanks to all responses. The one I finally used (sort of) was: http://www.bldrdoc.gov/timefreq/faq/q28.htm That being the National Institute of Standards and Technology. After all if you can't trust your own government well .............ummm ahhh. So I also sent along the URL for their own corporate website which has a whole raft of 2K issues. *That* shut 'em up. Don't know why I didn't think of it sooner. Wanna argue, go argue with corporate. Now onward to the Quiz 7.29c8 issue. Jim (dehydrated) Trudeau