1975年香港汇丰银行5元一组100枚,连号421601-421700 FW,原封套装,带软折。此系列最后发行年份及接近最后字轨。HongKong and Shanghai Banking Corporation, a bundle of $5 (100), 31 March 1975, serial numbers 421601-421700 FW, (Pick 181f), as issued in original bundle, with some usual handling at corners. Last date and near last prefix for this series