Numiartis and Precious Metal Collectors add to their puzzle coin ranges with new designs for art and science
Numiartis and Precious Metal Collectors add to their puzzle coin ranges with new designs for art and science The puzzle coin genre is quite new, kicked off at about the same time by both Powercoin and Numiartis, and since also taken up by Precious Metal Collectors. Powercoin finished up their series, although recently revisited it with [...]