CHINA, CHINESE COINS, Empire, General Issues: Pattern Silver Tael, ND (c.1858), Obv (Silver One Tael Kwan Ping) within circle, surrounded by (Chinese Foreign Circulating Coin), Rev the Ying-yang symbol at centre encompassed by the eight trigrams, two dragons chasing each other in the outer circle, reeded edge, struck by the Royal Mint, London as part of the unsuccessful British effort to solicit coining business from the Chinese Imperial Court (Kann 925; L&M 595). Edge knocks on both sides, otherwise extremely fine and exceedingly rare.