I was hoping to see pics of the refurb in progress.
I had responded the other day to this (should have been the first reply, just a few minutes after you posted), but don't see it posted up for some reason. Hmm,
Anyway, I said it was from a pair of 3D glasses from when you went to see Plan 9 From Outer Space the last time.
I still like that answer, but thing the others are making more sense.
Paul
Well maybe it's the label off a water bottle?
I must be getting close.