ANCIENT CHINA :
Warring States period, State of Yan, Ming Knive, 400-220 BC, 明 ming, rev. 六 liu, H4.43 (1.d).D. Hartill writes, that the character on the obverse has traditionally been read as 明 ming. Other proposals have been 易 yi, 莒 ju, ming, and 召 zhao. A mint for Ming knives was unearthed in Xiadu, the site of ancient Yi, capital of the State of Yan, so the