Author's Address

   Donald E. Eastlake, 3rd
   CyberCash, Inc.
   318 Acton Street
   Carlisle, MA 01741 USA

   Phone:   +1 508-287-4877
            +1 508-371-7148 (fax)
            +1 703-620-4200 (main office, Reston, Virginia, USA)
   EMail:   dee@cybercash.com