1948-1949年一版人民币20元(立交桥)2枚,编号<I II III> 20712763 ’自由‘版及编号<I II III> 55628647无‘自由’版,分别评PMG 35及53。Peoples Bank of China,1st series renminbi, 1948-1949, 20 yuan, Lijiao Bridge<I II III> 20712763, the variety with the characters Zi Youand <I II III> 55628647, the variety without the characters Zi You,(Pick 821a and 821b), PMG 35 and 53 respectively (2)