Sierra Leone
Although this issue was authorized by the Sierra Leone postal administration, it was not sold in Sierra Leone, but only distributed by the Sierra Leone philatelic agency Stamperija for distribution on.. Read more »
| Country: | Sierra Leone |
| Type: | Postal blocks |
| Series: | Sea Hunter - World's First Unmanned Ship (2016) |
| Nominal: | 24,000 Le |
| Year: | 2016 |
| Perforation: | 13¼ |
Sea Hunter - World's First Unmanned Ship (2016)
 Sea Hunter |  Sea Hunter |