Watch List notes:

BANKNOTES, 紙鈔, Hong Kong Error Banknotes ¬輕靽鸙曊r票, Hongkong & Shanghai Banking Corporation ¬輕鉹W海匯豐銀行: Error 錯體 $10 (2), 31 October 1973, consecutive serial nos.HK933629-933630, front to back offset printing 黏印 (Ma H15). Both uncirculated.
(2pcs)

Estimate: US$300-400