80年四版人民币1元,编号FP66617953,右下方漏墨错体,PMG66EPQ. 中国人民银行. Peoples Bank of China, 4th series renminbi, 1980, 1 yuan, ERROR NOTE, serial number FP66617953, a small circular area of missing ink by the lower right border on the obverse,(Pick 884a), PMG 66EPQ Gem Uncirculated