You can’t make a silken purse out of a sow’s ear, but it seems like it would be simple to transform solid ore into streams of pure silver. You just melt it, right? Many assay shops in Aspen maintained ...
Researchers tested 49 medieval coins, finding the older ones were minted from silver Byzantine goods and the newer ones were made of silver mined in western France. The Fitzwilliam Museum / University ...
Special to The New York Times. TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print ...
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