Groklaw: The Daemon, The GNU and the Penguin – Ch. 6

“In Chapter 3, UNIX V6, John Lions, and the ports of UNIX to the
Interdata 7 and the Interdata 8 were mentioned. We’re about to move
on to V7. But first, a note about names and dates.

“Names. By and large, Unix users refer to
“Sixth Edition” and “V6″ interchangeably. At Bell Labs, there was a
continually changing version of Unix running. Only when Doug
McIlroy caused the first ‘UNIX PROGRAMMER’S MANUAL’ to be written,
did there appear to be a fixed form. So, the manuals were listed by
‘Edition,’ and the system referred to was the ‘Version…'”

Complete
Story