Watch List notes:

MING: Tai Chang, 1620, AE cash (3.89g), H-20.168, F-VF, ex Adam Yeung Collection. Despite reigning only for one month, cash coins were produced that bear the reign title of the Taichang Emperor. These cash coins were produced by his son, the Tianqi Emperor, in some quantities as a sign of filial piety.

Estimate: 50-75 USD