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Path: sserve!manuel!munnari.oz.au!samsung!nighthawk.clearpoint.com!transfer!m2c!nic.umass.edu!caen!sdd.hp.com!mips!nec-gw!nec-tyo!wnoc-tyo-news!cs.titech!titccy.cc.titech!necom830!mohta From: mohta@necom830.cc.titech.ac.jp (Masataka Ohta) Newsgroups: alt.suit.att-bsdi,comp.unix.bsd Subject: Re: Sixth edition sources Message-ID: <1884@titccy.cc.titech.ac.jp> Date: 13 Aug 92 10:41:40 GMT References: <l8768cINN3cj@neuro.usc.edu> <1863@titccy.cc.titech.ac.jp> <7167@skye.ed.ac.uk> Sender: news@titccy.cc.titech.ac.jp Followup-To: alt.suit.att-bsdi Organization: Tokyo Institute of Technology Lines: 32 In article <7167@skye.ed.ac.uk> richard@aiai.ed.ac.uk (Richard Tobin) writes: >>My memory is faint, but, isn't there a book containing all source code >>of V6 kernel published in public by accident in Australia in 1970s? I received several mails about the book. Some of them tell me that all copies of the book are traced and destroyed by AT&T to protect trade secret status of V6. But, I also know there are many copies exist around the world. >You're presumably thinking of the "Lions book", which consists of >a listing of the 6th edition kernel and a line-by-line commentary >on it. > >The cover of this document says: > This document may contain information covered by one or > more licences, copyrights and non-disclosure agreements. > Circulation of this document is restricted to holders of a licence > for the UNIX Software System from Western Electric. All other > circulation or reproduction is prohibited. So, I think copies with the above statement is of latter edition. Does anyone have a copy of the book without above statement? Are 15 years enough to claim expiration of limitation of time of the criminal law or prescription of the civil law? Masataka Ohta