Minted for just a few months in 1652, these threepence coins have been collectors' items for centuries, and this one has just ...

The most valuable one will be the 2-ounce gold proof coin, which will have a face value of 200 pounds ($255), but will go on ...

When this coin was found in 2016 in an old cabinet in the Netherlands, its owner was unsure of its historical significance for it was in a pasteboard box that simply said “Silver token unknown ...