Random Rainbow #2 (fan on disk)
Vitreous Enamel on Steel
Well, I really thought I'd taken a "final" photo of this piece, after a few more firings and the addition of hanging-rings and a chain. But ... now that I want to write about it, I can't find any. Must have missed it somehow.
Still, there's some info about it in this blog post:
C Scheftic | Convergent Series | 2018