Montre maintenant: Grande Bretagne - Timbres-Poste (1840 - 2025) - 6 Timbres-poste.
1962
National Productivity Year
14. novembre WM: 23 Modèle: David Gentleman. Gravure: Printed by Harrison Perforation: 14¾ x 14¼
![[National Productivity Year, type EX]](https://www.stampworld.com/media/catalogue/Great-Britain/Postage-stamps/EX-s.jpg)
![[National Productivity Year, type EY]](https://www.stampworld.com/media/catalogue/Great-Britain/Postage-stamps/EY-s.jpg)
![[National Productivity Year, type EZ]](https://www.stampworld.com/media/catalogue/Great-Britain/Postage-stamps/EZ-s.jpg)
| No. | Genre | D | Couleur | Description |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 340 | EX | 2½P | carmin/vert bleuâtre | (182.580.000) | 0,26 | - | 0,26 | - | USD |
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| 340A* | EX1 | 2½P | carmin/vert bleuâtre | Phosphorescent | (7.320.090) | 0,52 | - | 0,52 | - | USD |
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| 341 | EY | 3P | violet bleuâtre/bleu | (99.240.000) | 0,26 | - | 0,26 | - | USD |
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| 341A* | EY1 | 3P | violet bleuâtre/bleu | Phosphorescent | (13.320.000) | 1,04 | - | 0,52 | - | USD |
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| 342 | EZ | 1´3Sh´P | multicouleurs | (8.832.000) | 2,08 | - | 1,56 | - | USD |
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| 342A* | EZ1 | 1´3Sh´P | multicouleurs | Phosphorescent | (1.320.000) | 26,06 | - | 20,85 | - | USD |
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| 340‑342 | Série (* Timbres non-compris dans cet ensemble) | 2,60 | - | 2,08 | - | USD |
