[ARC5] Unknown control box

[D C _Mac_ Macdonald]

Where was this originally shown; eBay? I apparently deleted the original reference, but I have a friend who MIGHT be able to shed light on the matter.
 
* * * * * * * * * * * 
* 73 - Mac, K2GKK/5 * 
* (Since 30 Nov 53) * 
* k2gkk hotmail com * 
* Oklahoma City, OK * 
* USAF & FAA (Ret.) * 
* * * * * * * * * * * 
 

 
> From: tubetester at gmail.com
> Date: Wed, 16 Jul 2014 12:18:41 -0400
> To: SDAITCH at bbg.gov
> CC: arc5 at mailman.qth.net
> Subject: Re: [ARC5] Unknown control box
> 
> ​
> Here is one with more numbers on it.
> From this site about half way down.
> 
> http://morepicture.webs.com/
> 
> 
> 
> 
> $-------&
> Moe Fretz
> Collection and Preservation
> Canadian Tube Radios, Communication Equipment, Vintage Ham gear and
> Military Radios.
> Hallicrafters, RCA, National, Hammarlund,TMC, RME and Racal.
> 
> www.radiopreservationguy.com
>