| Added by |
 Steve
|
| Face value | 20 1/2p |
| Catalog code (Michel) | GB 949 |
| Catalog code (Scott) | GB MH116 |
| Catalog code | Yvert et Tellier GB 1078 Stanley Gibbons GB X961 AFA number GB 1044 Unificato GB 1078 |
| Series | Machin |
| Place in series | 4 |
| Stamp colour | Ultramarine |
| Watermark | None |
| Stamp use | Definitive stamp |
| Issue date | 30/03/1983 |
| 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 | 20.00 mm |
| Catalog prices | Used stamp $1.10 Unused stamp $1.50 |
