Watch List notes:

BANKNOTES. CHINA - REPUBLIC, GENERAL ISSUES. Bank of Communications: Uniface Obverse Proof 100-Yuan, purple; Uniface Obverse and Reverse Proof 500-Yuan, blue, 1941, without place name, unperforated and mounted on card stock, ABNC Archive Proofs (P 162b, 163s). Several small tone spots on the 100-Yuan Obverse, otherwise uncirculated.
(3pcs)

Estimate: US$600-800