1990年四版人民币50元2枚一组,均轻微印刷错体,编号AU66344867及GS50123157,分别评PMG35及PMG30。Peoples Bank of China,4th series renminbi, a pair of 50 yuan, 1990, ERROR NOTES serial number AU66344867 & GS50123157, minor printing error,(Pick 888b), PMG 35 Choice Very Fine and PMG 30 Very Fine respectively (2)