| Added by |
 Alain Martineau
|
| Face value | 15½ Pence |
| Catalog code (Michel) | GB 864I |
| Catalog code (Scott) | GB MH92 |
| Catalog code | Yvert et Tellier GB 968 Stanley Gibbons GB X948 AFA number GB 940 Unificato GB 968a |
| Series | Machin |
| Stamp colour | Light Violet |
| Watermark | None |
| Stamp use | Definitive stamp |
| Issue date | 14/01/1981 |
| Designer | Arnold Machin |
| Paper type | phosphor coated (PCP1), afterglowing, matt surface |
| Print technique | photogravure |
| Printed by | Harrison & Sons Ltd. |
| Perforation | 15 x 14 |
| Height | 24.00 mm |
| Width | 21.00 mm |
| Catalog prices | Used stamp $0.60 Unused stamp $0.70 |
