I liked the control box at the back. This is the first one I have seen with the thermal unit. I have seen an earlier one with the control pod at the center front with the dial for the Supermatic Unit.
https://www.ebay.com/itm/255223328982?hash=item3b6c7ef0d6:g:cF4AAOSwz-NhjVBA
https://www.ebay.com/itm/255223328982?hash=item3b6c7ef0d6:g:cF4AAOSwz-NhjVBA
