CHINA, Northern Sòng dynasty. Huīzōng. AD 1100-1125. Æ 10 Cash (41mm, 18.40g). Cast AD 1102-1106. Da Guan Tong Bao in shòujīnshū Hànzì (slender gold script) characters / Blank. BN, Chinoises III 2112-5; Hartill 16.426. Brown-green patina with light earthen deposits, some porosity, a few edge marks. From the Norman Frank Collection.