This stamped coin, issued by Ferdinand and Isabella of Spain, was minted in Seville at around the time of Columbus and found in Sark in 2005. The good quality of its silver made Spanish coinage ...

In the study, researchers tested 49 medieval coins with a technique ... stretched from Syria to southern Spain. As the study authors write, its people used silver for both currency and ornamentation.

including 114,000 Spanish silver coins, 1,000 silver ingots, gold coins, emeralds, and priceless artifacts. The discovery ...

Special Dispatch to the New-York Times. TimesMachine is an exclusive benefit for home delivery and digital subscribers. Full text is unavailable for this digitized archive article. Subscribers may ...