From the visible flow lines, I think you are looking at the effects of die deterioration.
Nice finds The Euro coins are from left Austria, Spain, France and Austria
I just asked it, out of curiosity What is bad about AI? Its answer As an AI language model, I can provide an objective perspective on potential...
Absolutely impressive. Cant wait to see the final results. Well done
This coin was from a lot of 20, it has a very thick, very hard accumulation on it's surfaces. The only coin I could find of it's type with an F...
There are no dots either side of the mintmark, just rough surface texture. So, I am happy to record this, courtesy of notinRIC, as follows RIC...
Could be a die clash, see if you can find an example here http://www.maddieclashes.com/
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I am not a fan. If the future means that humans no longer require education, that there will be no need to be able to spell, construct a written...
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There are signs of die polishing under the wing on the 1990. Excessive die polishing leaving gouges on the 1972. Probably struck through...
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Time now for 1560 - 1570
Some 1958 and 1959 business strike nickels were subjected to more heat than required during the annealing process, resulting in dark surface to...
Liberty is not "stamped" on the rim. Extreme die deterioration causes the peripheral devices to spread toward the rim.
This might be of some use to get you started on some more research https://en.numista.com/catalogue/ostrogothic_kigdom-1.html...
Thank you very much for the info. I have bookmarked the site and will study tomorrow. In hand there appears to be dots before and after SIS.
This coin is proving a bit difficult in searching for a ref to attribute it. This site https://www.tesorillo.com/aes/home.htm clearly shows the...
Again, a lamination not a crack
IMO it appears more as a lamination. There are no pre cuds on cuds-on-coins site for this date. EDIT: P and G just beat me to it.
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