The 90th Anniversary of the First Flight Over Mount Everest 2023
2020-2023Now showing: Sierra Leone 2018-Present - Postage stamps - 2023 - The 90th Anniversary of the First Flight Over Mount Everest - 5 stamps.
2023
The 90th Anniversary of the First Flight Over Mount Everest
20. March WM: None Perforation: 13ΒΌ
![[The 90th Anniversary of the First Flight Over Mount Everest, type ]](https://www.stampworld.com/media/catalogue/Sierra-Leone-2018_Present/Postage-stamps/5508-b.jpg)
| No. | Type | D | Color | Description |
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| 5508 | URT | 22Le | multicoloured | 2.06 | - | 2.06 | - | USD |
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| 5509 | URU | 22Le | multicoloured | 2.06 | - | 2.06 | - | USD |
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| 5510 | URV | 22Le | multicoloured | 2.06 | - | 2.06 | - | USD |
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| 5511 | URW | 22Le | multicoloured | 2.06 | - | 2.06 | - | USD |
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| 5512 | URX | 22Le | multicoloured | 2.06 | - | 2.06 | - | USD |
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| 5508‑5512 | Minisheet | 10.32 | - | 10.32 | - | USD | |||||||||||
| 5508‑5512 | 10.30 | - | 10.30 | - | USD |
