p135a: 500 Francs from 1961

2.5.1961-28.4.1975. Blue gray and multicolored. Bernard Van Orley at center. Margaret of Austria and Malines Palace facade at right. Four signature varieties. Serial # 0001 A 001 to 2500 Z 999.

Watermark: King Baudouin I.

• Country & Pick Number:Belgium p135a
• Denomination & Currency:500 Francs
• First Year of Issue:1961
• Issue Type: Regular Issue
• Signature(s):1 and 7, or 1 and 8