p129b: 20 Pounds from 1939

9.11.1939; 10.8.1940. Black on purple underprint. Arms at top or upper center with payable text: ... at our Head Office, Belfast. Mauve serial number.

• Country & Pick Number:Northern Ireland p129b
• Denomination & Currency:20 Pounds
• First Year of Issue:1939
• Issue Type: Regular Issue