1959-72年香港上海汇丰银行伍圆、拾圆、一百圆试印样张一组三枚评级品,极少见The Hong Kong & Shanghai Banking Corp., set of $5, $10 & $100 Progressive Proofs & Specimen Proof, 1959-72. Very rare & interesting set. All with printers annotations. All PMG 35 Choice Very Fine (one with NET) 。US$1,000 -