1949年中国人民银行第一版人民币20元「蓝六和塔」,编号III IV II 639585,PMG 58,罕见高分。Peoples Bank of China, 1st series renminbi, 1949, 20 yuan, Blue Liu He Pagoda, serial number III IV II 639585,(Pick 820a), PMG 58 Choice About Uncirculated. Nice blue colour and scarce in this grade