[TUHS] forgotten versions

[Dan Cross]

On Wed, Jun 22, 2022 at 8:06 AM Noel Chiappa <jnc at mercury.lcs.mit.edu> wrote:
>     > 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.

I believe that's actually a menu, and that selecting from it will connect you to
an (emulated) machine of the given type running that version of the OS.
Stephen Jones and LCM+L set that up for the Unix 50th anniversary.

        - Dan C.