Hi all again Just got into looking for the error type coins have I have accumulated over the years. Found this 1942 on the reverse of coin is this die strike error? Sorry about white spects in flip need to change flip company.
I believe this is a lamination error, which is actually a planchet defect rather than a die or striking error.
@Azyl Welcome to CoinTalk As the others have stated it's a Planchet Defect known as Lamination. Very common on wheat Cents. Here is an example from my collection -