The problem with it being environmental damage is the lines tend to occur on both sides of the coin and they run in the same direction on both...
Just to piggyback on what was said here, finding super high grade business strike coins by going through Mint sets is still REALLY difficult....
your link is to curvliinear blanking burrs and cutting burrs specifically, two of a few types of how burrs occur in planchet or blank creation....
Probably a grinding wheel. A great number of these are misidentified as being "dryer coins". It's usually impossible to be certain unless there...
DDD and probably circular damage from a coin rolling device, although I haven't seen many that are so close to the rim. Still, just PMD no matter...
Thank You , I won't forget that information. Ragu
Just to add, the "ring" on your 2013 is damage from a coin rolling machine. The end coin often gets damaged when the roll is crimped.
though might be argued not true american, i live in ct, and ct is in america, so i am rolling with that..1788 mailed bust left, connecticut mint...
I can't think of anything that could occur during the striking process that would stretch the coin and leave the raised line on the right side....
Coin shows extensive circulation wear and the obverse has damage from a crimping/rolling machine. There is no doubling evident in your images
A little damage from a coin rolling machine and that’s a shame but it is what it is. A 1974-D DDO Kennedy Half Dollar. The first 3 photos are...
Thanks guys! Lots of good information! Based off of your advice im gonna opt for the Littleton album, and protect the coins further in 2x2s. I am...
+2 for PMD (looks like - as stated above - damage from a coin rolling machine)
Hey Todd. Welcome aboard first of all ! Secondly I'm sad to say your quarter is damaged . :( I've seen this several times just this year and...
Good afternoon all I found a 1974 s Lincoln cent in one of my books that has the I missing in liberty ( which I’m sure is from a grease filled...
Obverse has damage from what looks like a rolling machine, deep post mint gouges and circulation wear and tear, and a worn die. Wherever you keep...
The outside 9 took a hit from a rolling machine finger. That's what smacked it inward like that. We see it from time to time, and it's just...
Thank you so much for the compliments and the detailed explanation you gave regarding the way it was damaged.
Ignorance is Bliss! I have no dog in this fight since I've never looked into it. Based solely on the link you provide, it says... "Roller marks...
The above posts of damage from a coin rolling machine makes the most sense. It is too small to be an impression from another coin being pressed...
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