BANKNOTES. CHINA - REPUBLIC, GENERAL ISSUES. Bank of China : Specimen 1-Yuan, olive-brown, 5-Yuan, brown, and 10-Yuan, dark brown, September 1918, Kiangsu , serial no.000000, punch-hole cancellation and red “SPECIMEN” overprint, printer: ABNC (P 51j, 52i, 53j). Uncirculated. (3pcs)