Concatenating xml files

Question

I have several xml files, the names of which are stored in another xml file.

I want to use xsl to produce a summary of the combination of the xml files. I remember

Answer 1

Thanks for all the answers. Here's the guts of the solution I'm using with msxml.

Now I'm trying to improve performance as each file is around 8 MB and the transformation is taking a very long time, but that's another question.