The Open Group

http://www.opengroup.org

Bell Labs Paper: "How UNIX was Created"

http://www.bell-labs.com/history/unix/

Compaq's Tru64 UNIX Website

http://www.tru64unix.compaq.com/

SCO (Santa Cruz Operation)

http://www.sco.com

FreeBSD Web Site (see handbook!)

http://www.freebsd.org

UNIX help for Users

http://www.mcsr.olemiss.edu/unixhelp/

Network Startup Resource Center UNIX networking tools

http://www.nsrc.org/lowcost.html

Jennifer Myers's UNIX Reference Desk

http://www.geek-girl.com/unix.html

Network Appliance's database of UNIX papers (very extensive)

http://www.netapp.com/tech_library/

Indiana University's Unix System Administration Independent Learning

http://www.uwsg.indiana.edu/usail

UNIX FAQs

http://www.cis.ohio-state.edu/hypertext/faq/usenet/unix-faq/faq/top.html

Hans Kuhn's UNIX System Administration Tools

http://darkwing.uoregon.edu/~hak/unix.html

Unix Review.com

http://www.unixreview.com/

History and Timeline of UNIX at The Open Group

http://www.unix-systems.org/what_is_unix/history_timeline.html

The UNIX Guru Universe

http://www.ugu.com/

ITPRC UNIX and Linux links

http://www.itprc.com/nos.htm

CAIT Information Systems Meta-List (see "Operating Systems" topic)

http://www.cait.wustl.edu/infosys/infosys.html