Watch List notes:

BANKNOTES. CHINA - REPUBLIC, GENERAL ISSUES. Central Bank of China: Specimen 10- and 20-Cents Customs Gold Unit, 1930, both with red serial no.00000, red “SPECIMEN” overprint and punch-hole cancellation, printer American Bank Note Company (P 323, 324). Uncirculated.
(2pcs)

Estimate: US$500-700