1968年香港上海汇丰银行伍拾圆。2枚一组。HSBC的漂亮伍拾圆。一张有B-H冠字,评分65OPQ;另一张无字母冠字,评分66OPQ。PCGS GSG Gem Uncirculated 65 & 66 OPQ.HONG KONG. Hong Kong & Shanghai Banking Corp. 50 Dollars, 1968 & 1969. P-184a. PCGS GSG Gem Uncirculated 65 & 66 OPQ.2 pieces in lot. A pair of Gem 50 Dollar notes from the HSBC. One note in 65OPQ has a B-H prefix, the other without a letter prefix and found in 66OPQ.