Watch List notes:

BANKNOTES. CHINA - FOREIGN BANKS. International Banking Corporation: Uniface Obverse and Reverse Proof $50, 1 January 1917, Peking, black/purple, unperforated and mounted on card stock, ABNC Archive Proofs (P S416). Minor peeling in signature area on the Obverse Proof, otherwise uncirculated.
(2pcs)

Estimate: US$2,000-2,500