1843年英国纪念章。直径45 mm,Thomas Halliday製,正面年轻人像名为亚乔,他曾来到伦敦,协助宣传一位对中贸易商人Nathan Dunn的中国文物集藏展览。该场展览于1839年在伦敦举办。BHM-2107. 45mm medal by Thomas Halliday featuring the bust of Chun Ah-You, a Chinese youth who came to London to help promote the Chinese collection of Nathan Dunn, a China Trade merchant. This collection was exhibited in London in 1839.PCGS Genuine--Environmental Damage, Unc Details.