Thanks to all who responded to my request. Not surprisingly, there is more than one way to approach this issue. I ended up solving the problem by writing a script in FileMaker. I now have the added advantage of having the data in a database. David -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.hidden-tech.net/pipermail/hidden-discuss/attachments/20171023/25167f02/attachment.html