Very cool ashtray Rick!
That '69 Z-28 Stefano posted a few months ago was a Union Memphis car too..
https://www.yenko.net/ubbthreads/showflat...e=1&fpart=3
And was Union a Cadillac dealer too?.
If so maybe the King bought some Caddys there...the Memphis King, not the reigning King around here!.
~ Pete