We have an active  Master Purchase/Sale Firm dated 10/1/97.  Do you want a copy?  Please let me know if you need anything else. 

    dp

Debra Perlingiere
Enron North America Legal
1400 Smith Street, EB 3885
Houston, Texas 77002
dperlin@enron
713-853-7658
713-646-3490 Fax