Double die mistakes happen when the metal gets ... According to Dave’s Collectible Coins blog, this rare 1970-S small-date penny is characterized by “a more delicate date of a finer punch ...

Several U.S. coins from the 1970s ... Double die mistakes in mint or near-mint condition, like this one, usually sell for very high amounts. A high-grade specimen of this Lincoln penny sold ...

Several U.S. coins from the 1970s can fetch you a lot of money on the ... and sometimes a wonky positioning,” according to LoveToKnow. Double die mistakes in mint or near-mint condition, like this one ...