Counterfeit Coin Detection: Spark-Erosion 1874 Three Cent Nickel Die Trial
Counterfeit coin detection is an essential skill for collectors and numismatists, especially when dealing with rare and unusual pieces like the 1874 Three Cent Nickel die trial. One method of producing deceptive fakes is spark erosion, a technique that creates dies using an electrical discharge process. In the case of the 1874 Three Cent Nickel … Read more