Tony,
I think this was recently covered in this group. basically, the view you see
of the GAC (/assembly) folder is a custom shell folder extension view, you
cannot actually load the physical assembly or add a reference from there.
This little writeup I did may help:
http://www.eggheadcafe.com/PrintSearchContent.asp?LINKID=1175
Peter

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> Hello!
>
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>
> //Tony