p176a: 20 Escudos from 1978

13.9.1978. Green (shades) on multicolor underprint. Admiral Gago Coutinho at right. Ch. 9. Large or small size numerals in serial number. Back: Airplane. Watermark: Admiral Gago Coutinho. 6 signature varieties.

• Country & Pick Number:Portugal p176a
• Denomination & Currency:20 Escudos
• First Year of Issue:1978
• Issue Type: Regular Issue
• Series:1978; 1979 Issue
• Issuer:Banco de Portugal