Interested in UNIVAC 9000 Series (and IBM 360)

[Jon Elson]

On 11/21/2016 04:17 PM, Charles Anthony wrote:
>> I was looking here:
>>
>> http://bitsavers.informatik.uni-stuttgart.de/pdf/ibm/360/
>> fe/2020/Z33-1021-0_2020_Processing_Unit_FETOM_May68.pdf
>>
>> (pdf) pages 45, 46 describe the ALU
>>
>>
> I note that the cover page says: "(Machines with serial no. 50,000 and
> above)."
>
> Perhaps the ALU is only present on late model machines?
>
That would be a HUGE difference between different serial 
numbers, so I'd rather doubt it.

Jon