| Added by |
 Steve
|
| Face value | 24 Pence |
| Catalog code (Michel) | GB 1471 |
| Catalog code (Scott) | GB 1518 |
| Catalog code | Yvert et Tellier GB 1701 Stanley Gibbons GB 1787 AFA number GB 1618 Unificato GB 1698 |
| Series | Centenary of the Publication of The Final Problem |
| Place in series | 4 |
| Stamp colour | Multicoloured |
| Watermark | None |
| Stamp use | Commemorative stamp |
| Print run | 8.736.240 |
| Issue date | 12/10/1993 |
| Designer | Andrew Davidson |
| Paper type | phosphorised paper |
| Print technique | Offset Lithography |
| Printed by | The House of Questa |
| Perforation | comb 14 x 14½ |
| Height | 50.00 mm |
| Width | 30.00 mm |
| Catalog prices | Used stamp $0.70 Unused stamp $1.00 |
