1910与1919年美商北京花旗银行壹,伍,拾,伍拾圆样票一组四枚,均AU-UNC。International Banking Corporation, specimen group comprising of: $1, 1919, $5, $10 Dollars, 1910 and $50 Dollars, 1917, serial numbers 000000, all Peking issues,(Pick 413s, 414s, 416s, 417s), about uncirculated to uncirculated (4)