。Singapore, $500, 1977, serial number A/4 789234, the Bird series, purple and turquois on multicolour, black naped oriole at left,(Pick 15a), PMG 58 Choice About Uncirculated
。Singapore, $500, 1977, serial number A/4 789234, the Bird series, purple and turquois on multicolour, black naped oriole at left,(Pick 15a), PMG 58 Choice About Uncirculated