Interest Bearing Treasury Note, China, half yuan, 1919, 5 yuan, 1920, serial numbers 1467166, and 0129985, (Pick 626b and 628a), graded PMG 64 Choice Uncirculated and 58 Choice About Uncirculated. Only 2 of the half yuan note graded higher in the PMG population report (2).
Estimate: 1500 - 2500