360/50 microcode listing

William Donzelli wdonzelli at gmail.com
Thu May 7 23:19:24 CDT 2015

There are more S/360s out there than the list suggests.

We, the big iron collectors, do not share this information on any sort of
registry. We are a secretive bunch.

At least one S/360 is in running order.

On May 7, 2015 10:07 PM, "Jon Elson" <elson at pico-systems.com> wrote:

> On 05/07/2015 01:56 PM, Robert Ferguson wrote:
>> Is there a reliable estimate of the number of extant relatively complete
>> and/or actually working System/360 machines? A registry, perhaps?
>> I would find that to be a very interesting data point.
>> - Rob
> This is certainly not authoritative, but the best I've found so far :
> http://www.ibmsystem3.nl/System360/index.html
> Jon

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