Now showing: Great Britain - Postage stamps (1840 - 2024) - 6 stamps.
1962
National Productivity Year
14. November WM: 23 Design: David Gentleman. Engraving: 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. | Type | D | Color | Description |
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| 340 | EX | 2½P | carmine/bluish green | (182.580.000) | 0.26 | - | 0.26 | - | USD |
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| 340A* | EX1 | 2½P | carmine/bluish green | Phosphorescent | (7.320.090) | 0.52 | - | 0.52 | - | USD |
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| 341 | EY | 3P | bluish violet/blue | (99.240.000) | 0.26 | - | 0.26 | - | USD |
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| 341A* | EY1 | 3P | bluish violet/blue | Phosphorescent | (13.320.000) | 1.04 | - | 0.52 | - | USD |
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| 342 | EZ | 1´3Sh´P | multicoloured | (8.832.000) | 2.08 | - | 1.56 | - | USD |
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| 342A* | EZ1 | 1´3Sh´P | multicoloured | Phosphorescent | (1.320.000) | 26.04 | - | 20.84 | - | USD |
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| 340‑342 | Set (* Stamp not included in this set) | 2.60 | - | 2.08 | - | USD |
