Anyone heard of a North Plug or IBM wire relays ... Re: Jones plugs, or similar sorts of plugs

Chuck Guzis cclist at
Fri May 22 17:37:20 CDT 2009

On 22 May 2009 at 18:13, Charles H Dickman wrote:

> I have been curious about the relays since I found a cannibalized
> chassis about 10 years ago, which I still have. I thought that the
> technology might have been used on tabulating machines, but I never
> did any research. I can take pictures of it to jog memories.
> Anybody (Mr. Donzelli) recall IBM equipment like this?

I've got one of those in my hellbox somewhere.  Two coil windings.  I 
wondered where it was from.


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