Ken tells me (and I now remember) that the photo in the article was of a sort of input device, a board built by Dave Hagelbarger that sensed where the pieces were so could digitize moves.

-rob


On Sun, May 12, 2019 at 10:44 PM Ralph Corderoy <ralph@inputplus.co.uk> wrote:
Hi Rob,

> > https://spectrum.ieee.org/tech-history/silicon-revolution/in-1983-this-bell-labs-computer-was-the-first-machine-to-become-a-chess-master
>
> That photo is not Belle, or at least not the Belle machine that the
> article is about.  Belle is in a white wooden box about the size of a
> bar fridge, with a stylized blue and gold logo on the side.

Here's a picture that matches.  http://www.chessgames.com/perl/chessplayer?pid=23230

The one in the article seems to come from
http://www.peteradamsphoto.com/belle-chess-machine/

--
Cheers, Ralph.