Watch List notes:

BANKNOTES. CHINA - REPUBLIC, GENERAL ISSUES. Bank of China: Uniface Obverse and Reverse Proof 1-Yuan, green, 5-Yuan, orange and 10-Yuan, dark green, September 1918, Hankow, together with a 5-Yuan and a 10-Yuan Reverse Proof without place name, unperforated, mounted on card stock, ABNC Archive Proofs (P 51g, 52f, 53g). Uncirculated.
(8pcs)

Estimate: US$1,500-2,000