out-of-mainstream minis

William Donzelli wdonzelli at gmail.com
Thu Jul 2 22:44:45 CDT 2015

> Take the IBM System/7. Successor to the 1800, succeeded by the
> Series/1. They were *ubiquitous* - one in every telephone exchange in
> the USA, I've heard. They even made a special ruggedised version for
> shipboard use. Yet they're functionally *extinct*...Unless anyone knows different, no complete
> systems exist.  They're extinct, and that's a scandal and a shame.

There exist S/7s in museums in Finland and (I think) Japan. No doubt
there are some still hidden away.

As of 15 years ago, bigger MCI sites had System/88s.


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