1948-49年一版人民币壹佰圆「蓝北海桥」及伍佰圆「拖拉机」二枚一组, PMG45-PMG64;People s Bank of China, 1st series renminbi, 1948-1949, 100 yuan, Blue Bei Hai Bridge , serial number <IX VI VIII> 460362 and 500 yuan, Tractor , serial number <II IV III> 29360272,(Pick 832 and 846), PMG 45 Choice Extremely Fine and PMG 64 Choice Uncirculated respectively (2)