{"version":"1.0","type":"rich","provider_name":"Acast","provider_url":"https://acast.com","height":250,"width":700,"html":"<iframe src=\"https://embed.acast.com/$/66da22690ef29103a1a44682/6946cc6af756711739164886?\" frameBorder=\"0\" width=\"700\" height=\"250\"></iframe>","title":"A Study in Silver: The cryptic British world of precious metals, their hallmarks, assays, and guilds","description":"<p>Suzanne illuminates the origins and meaning of hallmarking, which began in the 13th century under Edward I – aka Edward Longshanks – as part of his wider effort to stabilise the kingdom by means of statutes. Though the French king Louis IX&nbsp;appears as a guest star, this is a case of Britain being far more systematic and precise than France while, in typical British fashion, devising a resilient system capable of evolving through the centuries. Where were the native silver and gold mines of Britain? And did you know that you could have your own hallmark made?&nbsp;&nbsp;</p>","author_name":"Muriel Zagha and Suzanne Raine"}