Curved Clip Error Coin
Curved Clip Mint Error Coin: 1978-D Penny A curved clip mint error coin is a type of numismatic error that occurs during the production of coins. In other words, a 1978-D penny curved clip mint error refers to a portion of the coin’s circumference being absent. This is due to a misalignment during the blanking … Continue reading “Curved Clip Error Coin”