Alle Welt: Singapore: 10 Dollars ND(1967-73), Signature Hon Sui Sen, P.3d with 2 different serial numbers on one and the same Banknote! Serial number at lower left reads B/70 255654 and at upper right B/70 255664. Very Rare error note in excellent condition, just a few tiny yellowish stains at right border and upper margin. Condition: VF+