You can't do this as you envisage, but it is a simple matter to split the
resulting merge document -
http://www.gmayor.com/individual_merge_letters.htm

Signature
<>>< ><<> ><<> <>>< ><<> <>>< <>><<>
Graham Mayor - Word MVP
My web site www.gmayor.com
Word MVP web site http://word.mvps.org
<>>< ><<> ><<> <>>< ><<> <>>< <>><<>
> If I have a data source and I set up a Mail Merge document, I want to
> be able to have the Merge Results (i.e. 25 letters) merge into
> individual documents. Has anyone ever found a way to accomplish this?