[TUHS] forgotten versions

Noel Chiappa jnc at mercury.lcs.mit.edu
Wed Jun 22 22:06:23 AEST 2022

    > From: Paul Ruizendaal

    > [c]  Fifth Edition UNIX     PDP-11/40   June     1974
    > [d]  Sixth Edition UNIX     PDP-11/45   May      1975
    > [e]  Seventh Edition UNIX   PDP-11/70   January  1979

This table gives an erroneous impression of which versions supported which
PDP-11 models. 4th Edition supported only the /45; 5th Edition added support
for the /40; and the /70 appeared in 6th edition.


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