>Time to go to bed. I totally missed a date in the year 209 (current era, I guess).
>
>Thank you both for your ideas. You made me take a second look at the data and run a query not just for empty dates but for dates before 1900, which found the offending record (yes, the one where it stopped).
>
>Have fun!
>
>Alex

Glad you found the offender.