Nope. Not a
Rim Fin. Something else. I'm looking.
This is the best I can come up with. I
think I'm correct. If not, someone will correct me.
http://www.error-ref.com/_blanking_burr_/Edit to my edit:
There were no images of this error but they did describe it and it sounds dead on what you have. Here is the quote from the website and I'll follow it up with the website address:
Quote:
Squeezed-in debris (upset mill inclusion) (ES May/June 2006; CW 9/6/2010)
Foil-like metal wraps around edge onto one or both faces
http://www.error-ref.com/part-v-planchet-errors/
Check out my counterstamped
Lincoln Cent collection:
http://goccf.com/t/303507
Edited by chafemasterj
06/04/2018 10:17 am