China, Chou Dynasty (1122-255 B.C.), Ming knife money with straight tip, chime stone shape, issued 400-220 B.C. obv. type 'Ming', rev. plain, length 135mm, (18.37 g), (H.4.43, cf.DCD 577, Coole Vol.6 7970, cf.TFP 577, cf.Schjoth 52-61). Dark green earthern patina, nearly very fine.