Nature Protecton - Birds 1991
Now showing: Singapore - Postage stamps - 1991 - Nature Protecton - Birds - 4 stamps.
1991
Nature Protecton - Birds
19. September WM: None Perforation: 14
![[Nature Protecton - Birds, type UV]](https://www.stampworld.com/media/catalogue/Singapore/Postage-stamps/UV-s.jpg)
![[Nature Protecton - Birds, type UW]](https://www.stampworld.com/media/catalogue/Singapore/Postage-stamps/UW-s.jpg)
![[Nature Protecton - Birds, type UX]](https://www.stampworld.com/media/catalogue/Singapore/Postage-stamps/UX-s.jpg)
![[Nature Protecton - Birds, type UY]](https://www.stampworld.com/media/catalogue/Singapore/Postage-stamps/UY-s.jpg)
| No. | Type | D | Color | Description |
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| 637 | UV | 20C | multicoloured | Orthotomus sutorius | 0.52 | - | 0.52 | - | USD |
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| 638 | UW | 35C | multicoloured | Dicaeum cruentatum | 1.56 | - | 1.56 | - | USD |
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| 639 | UX | 75C | multicoloured | Oriolus chinensis | 4.17 | - | 4.17 | - | USD |
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| 640 | UY | 1$ | multicoloured | Aegithina tiphia horizoptera | 4.17 | - | 4.17 | - | USD |
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| 637‑640 | 10.42 | - | 10.42 | - | USD |
