CHINA--REPUBLIC. Central Bank of China. $100, 1923. P-179s.(S/M#C305-17) Specimen. This $100 denomination is the highest from the 1923 series and is a catalog number likely missing from even comprehensive collections. A larger format is used and the primary design is seen in a deep brown color. Large multi-color guilloches at left and right of portrait. Overprinted specimen twice in english at left and right. Punch cancels at the signature locations. Well margined and worthy of the coveted Gem assessment by PMG.PMG Gem Uncirculated 65 EPQFrom the Neil Nelson Collection.