UMR computer photos

Bob Rosenbloom bobalan at
Mon Sep 26 09:01:31 CDT 2016

On 9/26/2016 3:21 AM, jim stephens wrote:
> I was looking thru one of the yearbooks from my time at University of 
> Missouri, Rolla.  I found what I think is a photo of a GE-200.  I 
> "liberated" this system or one of them to a lab I had, when they were 
> mothballed, and I could swear that is what the systems were.
> If anyone recognizes them, let me know.  This is the first hint of any 
> sort as to what I had.  And my memory could be wrong.  The square 
> indicator and switch style is very much like what I recall for this 
> particular system.
> I had gotten handed a couple of very heavy trays of Lambda power 
> supplies which clearly were for some purpose due to how they were 
> mounted.  I later found the system I think was a GE-200 neglected in a 
> stockroom in the EE building and recognized that the interconnnect 
> would fit the power supply trays I had.
> The system was transistorized, not IC I might add.  That was why it 
> took 4 or 5 large Lambda supplies.  Luckily we had not broken the 
> supply tray up and i was able to play with it.
> The other thing i think might be of interest are several photos of an 
> analog computer that the EE dept had.  I know there was another much 
> larger system in the Physics department as well, and maybe I'll luck 
> out and find a photo of it later.
> Oh, and the blond at the keypunch.  I might add that she is probably 
> retired now.
> thanks
> Jim

I think the analog computer is a Systron Donner 80, like the one I have 


Vintage computers and electronics

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