I think it's actually called a disc clip...
Make sure to weigh it
If so then it's this one http://www.varietyvista.com/09d%20WQ%20Vol%204%20DC/01b%20LC%20Doubled%20Dies%20Vol%202/1982DDDO001.htm
Is this a zinc cent ?
Here's some help definitely seven over eight http://ec2-13-58-222-16.us-east-2.compute.amazonaws.com/wiki/1878-P-2012_attribution_guide
50$ FS-107 ( 030.4 ) [ATTACH] [ATTACH] [ATTACH][ATTACH] [ATTACH] [ATTACH] [ATTACH]
Not the overdate as everybody else has mentioned
Since some of the outer devices are missing it's a off center strike https://www.error-ref.com/broadstrike-uncentered/
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I'll let it set a little bit in the air this way the surfaces can dry off good to me it look like dried grease residue
If anybody interested in looking at this coin let me know I'll pack it up and send it your way
The biggest thing I've noticed at least on the reverse how on the proof strike the entrance on Monticello is very well struck on the business...
Going up to 57 today
Here's another set of full shots there's more light coming through the front window I'm still not seeing any kind of mirrored anything [ATTACH]...
It's been soaking in acetone for 3 days now Could be an impaired proof I'm just not seeing any mirrored anything on it Here's an image of the rim...
Little dirty [ATTACH] [ATTACH]
Here's a capped die I own [ATTACH] [ATTACH]
Capped die To me the outside of the rim surfaces look the same on the obverse and reverse sides
Two BU 1958 original bank rolls Plus 4 end toners for 20 dollars [ATTACH] [ATTACH] [ATTACH] [ATTACH][ATTACH] [ATTACH] [ATTACH]
Here's some quick images with my cellphone [ATTACH] [ATTACH] [ATTACH] [ATTACH]
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