Thanks for this!! I was just about prepared to throw in the Exonumia drawer.
Picked this up at the antique market for 50 cents and spent a few hours trying to attribute.

5.00g and not pug nose, so KM#176.1.
Edit: Do these often have rotation errors? Mine is about 10 - 15%.
It ain't what you don't know that gets you into trouble. It's what you know for sure, that just ain't so. Mark Twain