[Simh] Lost PDP-11 OSes?

Bob Eager rde at tavi.co.uk
Thu May 21 18:14:24 EDT 2020


On Thu, 21 May 2020 16:41:40 -0400
John Forecast <john at forecast.name> wrote:

> > On May 21, 2020, at 2:53 PM, Paul Koning <paulkoning at comcast.net>
> > wrote:
> > 
> > 
> >   
> >> On May 20, 2020, at 11:38 PM, Ray Jewhurst
> >> <raywjewhurst at gmail.com> wrote:
> >> 
> >> I am trying to collect all the OSes that I can for the PDP-11 on
> >> Simh and I have noticed that there are a few missing.    
> > 
> > Along those lines: is there MUMPS-11 anywhere?  That's nicely
> > obscure.  Another obscure one is CAPS-11, though that's probably
> > far less interesting.
> > 
> > MUMPS was a database system, apparently a very good one.  It was
> > used as the core for ASSIST-11, a telephone directory assistance
> > database.  In other words, the database that 411 operators would
> > consult to answer your request for a phone number in a second or
> > two.  Database lookup in a million-record or so database, in around
> > a second, on a PDP-11 in 1978.  Nice.
> > 
> > 	paul  
> 
> I have a distribution tape image of Mumps-11 v3.3 and a pre-built
> RL02 image which I got from the Computer Conservation  Society in the
> UK. The images are no longer available on their website. I have no
> place to make them available but if someone wants to host them I can
> make them available (total is ~8MB).

Hi, John! 

I'd be happy to host them; I'm in the CCS as it happens.

Now, about a POPS image...! :)


More information about the Simh mailing list