Our fellow enthusiasts have it covered. Soak in acetone will probably lift the glue/varnish. Note that the patina on the coin changes under the...
Fun money!!
I looked at cuds on coins site for your specimen. Nothing listed. I believe they term that a pre-cud. Have a look yourself and perhaps submit...
I found a short roll of UNC Bar Nickels during a CRH event a few years back.
It's not uncommon to get to sections of a coil of material where it is thinner/thicker than other areas. I suspect that for coinage, the controls...
For homogenous plating, x-ray spectrum analyzers can determine plating thickness. I suppose once you find a heavy cent, the analytics would be...
It's a fair and proper question. I've weighed a bunch of 1982 Zincoln's early on when I was completing my variety set and never saw an...
Perhaps a chip (surface). Part of a deteriorating die. Some md to go with that ddd.
Debris or maybe rust.
Hi amnight - have a look at this - Push Doubling (error-ref.com)
An optical delusion. Tricky it was. Solved it is? Consensus everyone?
Excellent point!
I agree. But that's what's got me thinking it's an impression on the plastic (coin rotated a bit).
That could be @Danomite. Do me a favor: take a look at the 3rd photo in the series. Is it me...or is the ghost mm looking like it might be on...
It's always fun finding a 1909!! Fun day of hunting!
@Evan Saltis I had the same thought...but what lurks back in my mind is an example I saw some time ago. What helped trigger my thinking was the...
Have a read of this - Flat Field Doubling (error-ref.com)
Pictures look fine...and smart move to contrast what you've found with what we normally see. Play around with your phone's camera. You might...
As noted, there is die deterioration noticeable on the devices you've presented here. You can also see Machine Damage (MD) in the devices, the...
Busy month at the TPG...slow month at the TPG...perhaps. Hard to say what the motivations were.
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