CHINA. Ming Dynasty. Cash, ND (1620). Guang Zong (Tai Chang). VERY FINE.Hartill-20.168; FD-1984; S-1199. Obverse: "Tai Chang tong bao"; Reverse: plain. A pleasing, problem-free example of the type with sharp detail, dark brassy tone, and light dusting in the fields.Emperor Guang Zong reigned for only one month, but coins bearing his name continued to be cast under his successor for one year.