This says it was made by Western Auto:
http://www.nostalgiaair.org/pagesbym...0/M0023930.pdf
I don't know what's with the two 25Z6's. They're sort of wired in parallel. Weird. What few Truetones I've had seemed to come with these unusual Wizard brand tubes, which I think were also made by Western Auto. Between the two chassis, I was able to get 5/7 of the tubes in my radio to be Wizards.