1980年四版人民币1元3枚一组,天蓝色编号CP78630424, 474及485,首2枚评PMG67EPQ ,最后一枚评PMG66EPQ。 Peoples Bank of China, 4th series renminbi, 1980, group of 3x 1 Yuan, sky blue serial numbers CP78630424, 474 and 485,(Pick 884c), the first two notes graded PMG 67EPQ, the third note graded 66EPQ (3)