[TUHS] List of earliest UNIX licensees?

[Tom Lyon via TUHS]

Thanks, Jonathan.

I'm guessing now that Ken's 1975 list was a list of licensees for V6, or
perhaps those who had already received a tape.
Anyone know if V4/5 users needed a new license for V6?


On Tue, Feb 17, 2026 at 4:41 PM Jonathan Gray <jsg at jsg.id.au> wrote:

> On Tue, Feb 17, 2026 at 04:07:01PM -0800, Tom Lyon via TUHS wrote:
> > I seem to recall seeing somewhere a list of the earliest UNIX licensees -
> > from one of Ken's notebooks, maybe?
> >
> > Can anyone point me to it?
>
> tuhs Applications/Dennis_Tapes
> ken/distr/form.m
> https://github.com/jonathangray/unix-licensees/blob/main/ken-1975-list
>
> A timeline of licenses/installs:
> https://github.com/jonathangray/unix-licensees/blob/main/dates.pdf
>
> number of licenses/installs at various times:
> https://github.com/jonathangray/unix-licensees/blob/main/numbers.pdf
>