民国三十七年中央银行关金贰仟伍佰圆。九张。CHINA--REPUBLIC. Lot of (9). Central Bank of China. 2500 Customs Gold Units, 1948. P-358. S/M#C301-61. PMG About Uncirculated 55 EPQ & Choice About Uncirculated 58 EPQ.
First AA prefix low serial numbers AA000171-174 and AA000178-182. Although not in UNC-EPQ condition this is an important group of low serial numbers bearing the first prefix and likely among the lowest known to date. A highly special and desirable group thus.