A small piece of sandpaper, a zinc Cent and some time is all you need to create your own errors. Not an error but it's damaged.
What you see is caused by a worn die and a coin that is copper coated on Zinc, a very poor metal for minting.
Damaged as stated. Welcome to CT. If you encourage her interest in coins the enjoyment both of you receive will be a reward which only you can...
PS. There is no overdate either! It's an 8, plain, simple and clear.
You described a reverse die clash from Lincoln's neck and showed a closeup of it. That is not a die clash. It's a die crack! Very common on coins,...
X2
The copper plating was stripped off, poorly I might add. Damaged now.
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