BANKNOTES, 紙鈔 , CHINA - FOREIGN BANKS, 中國 - 外國銀行 International Banking Corporation 美商花旗銀行 : Specimen $10, 1923, Harbin 哈爾濱 , Russian and English text, serial no.000000, red “ SPECIMEN ” overprint and punch-hole cancellation, extra-wide top margin, printer: ABNC (not listed in Pick). In CMC holder graded Choice UNC64 OPQ, rare.