BANKNOTES. CHINA - REPUBLIC, GENERAL ISSUES. Central Bank of China: $1 (4), 1923, green, Sun Yat-Sen at centre, black overprint at left and right, and circular violet “Central Bank of China, Swatow” stamp right of portrait, Rev violet overprint “SWATOW” at top, “Swatow” diagonally at left and right (P 171e). Extremely fine. (4pcs)