Try the following addresses for the Digital Distributorless Ignition System papers...I just tried it and received both. The addresses in the last message don't work...
>>> Web: http://spbted.gtri.gatech.edu:80/hpe/ddis1.html (Part 1)
http://spbted.gtri.gatech.edu:80/hpe/ddis2.html (Part 2)
Orin Harding - Greensboro, NC
('74 MGB-GT - '79 MGB Roadster)