City of Bits
http://addendum.mit.edu/e-books/City_of_Bits
William Mitchell's pioneering hypertext site and book. "Surf Sites" features an important set of web links to "primary" web documents and sites in this emerging discipline.
Cyberspace, Hypertext, and Critical Theory
http://www.cyberartsweb.org/cpace
A state-of-the-art site for cyberculture issues, demonstrations, articles, and theory. (George Landow, University of SIngapore)
Voice of the Shuttle: Technology of Writing Page
http://vos.ucsb.edu/browse-netscape.asp?id=2733
An encyclopedic gateway with a searchable database. (Alan Liu, University of California, Santa Barbara)