Version 0.1B
Original Version

Version 1.0
Removed planned chapter on the Sumex archives
Added planned chapter on MUDs
Completed section on Where to Get Help

Version 2.0

Removed chapters on VAX/VMS Mail and Interactive Gaming
Minor Updates to Chapters on Bitnet and Where to Get Help
Added Sections on Usenet News, Gopher/Hytelnet, and 1st version of a network glossary.