Phone: +1 603 881 2608

   Fax:   +1 603 881 0120
   Email: mccann@zk3.dec.com


   Stephen E. Deering
   Xerox Palo Alto Research Center
   3333 Coyote Hill Road
   Palo Alto, CA 94304
   Phone: +1 415 812 4839

   Fax:   +1 415 812 4471
   EMail: deering@parc.xerox.com


   Jeffrey Mogul
   Digital Equipment Corporation Western Research Laboratory
   250 University Avenue
   Palo Alto, CA 94301
   Phone: +1 415 617 3304

   EMail: mogul@pa.dec.com