p138a: 20 Francs from 1964

15.6.1964. Black on blue, orange, and multicolored underprint. King Baudouin I at left and as watermark, arms at lower right. Atomium complex in Brussels at right on back.

• Country & Pick Number:Belgium p138a
• Denomination & Currency:20 Francs
• First Year of Issue:1964
• Issue Type: Regular Issue
• Series:1964-66 Issue
• Issuer:Royaume de Belgique, Tresorerie
• Signature(s):18, 19, 20