BANKNOTES, 纸钞, CHINA - EMPIRE, GENERAL ISSUES, 中国 - 帝国中央发行,Central Bank of China 中央银行: Specimen Customs Gold Unit, 1930, Shanghai, red serial no. 00000, brown, Sun Yat-Sen 孙中山 at centre, Rev bank building, red “SPECIMEN” overprint and two punch-hole cancellations, printer ABNC (P 325). Uncirculated.