Singapore Bird Series, Specimen set (KNB22) $1 S000488, $5 A/1 S000000, $10 S000177, $20 S000288, $50 S000077 &$100 A/1000000, all with official punch holes. In original folder No. 159 (only 311 issues only) the notes are all in original UNC Rare, (6pcs)