美商花旗银行1,5,10及50元样票,北京地名,年份分别为1919,1910,1910及1917年,AU至UNC品相,10元带上边纸及日期档案号,罕见的一组。International Banking Corporation, $1, $5, $10 and $50 specimens, Peking, dated 1919, 1910, 1910 and 1917 respectively, about uncirculated to uncirculated with some handling marks, the $10 with paper selvedge on upper border, a scarce and choice group (4)