> the development of unix is something I'd be interested in reading more about

https://en.wikipedia.org/wiki/Unix

http://cm.bell-labs.com/cm/cs/who/dmr/cacm.html

http://www3.alcatel-lucent.com/bstj/vol57-1978/articles/bstj...

http://cm.bell-labs.com/cm/cs/who/dmr/chist.html

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

http://www.faqs.org/docs/artu/historychapter.html