Technological Development from Steam to Electricity 2002
Now showing: Sierra Leone - Postage stamps - 2002 - Technological Development from Steam to Electricity - 6 stamps.
2002
Technological Development from Steam to Electricity
24. January WM: None Perforation: 13¼
![[Technological Development from Steam to Electricity, type ]](https://www.stampworld.com/media/catalogue/Sierra-Leone/Postage-stamps/4212-b.jpg)
| No. | Type | D | Color | Description |
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| 4212 | EHU | 1100Le | multicoloured | Robert Fulton | 1.05 | - | 1.05 | - | USD |
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| 4213 | EHV | 1100Le | multicoloured | Thomas Edison | 1.05 | - | 1.05 | - | USD |
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| 4214 | EHW | 1100Le | multicoloured | 1.05 | - | 1.05 | - | USD |
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| 4215 | EHX | 1100Le | multicoloured | 1.05 | - | 1.05 | - | USD |
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| 4216 | EHY | 1100Le | multicoloured | James Watt | 1.05 | - | 1.05 | - | USD |
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| 4217 | EHZ | 1100Le | multicoloured | Alexander Graham Bell | 1.05 | - | 1.05 | - | USD |
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| 4212‑4217 | Minisheet | 8.41 | - | 8.41 | - | USD | |||||||||||
| 4212‑4217 | 6.30 | - | 6.30 | - | USD |
