Sierra Leone
Viser nå: Sierra Leone - Postfrimerker (1859 - 2018) - 1 frimerker.
1985
The 40th Anniversary of I.C.A.O.
28. February VM: Ingen Perforering: 14
![[The 40th Anniversary of I.C.A.O., type MF]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Sierra-Leone/Postage-stamps/MF-s.jpg)
![[The 40th Anniversary of I.C.A.O., type MG]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Sierra-Leone/Postage-stamps/MG-s.jpg)
![[The 40th Anniversary of I.C.A.O., type MH]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Sierra-Leone/Postage-stamps/MH-s.jpg)
![[The 40th Anniversary of I.C.A.O., type MI]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Sierra-Leone/Postage-stamps/MI-s.jpg)
| Nr. | Type | D | farge | Beskrivelse |
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| 828 | MF | 70C | mangefarget | Eddie Rickenbacker and Spad "XIII", 1918 | 1.62 | - | 1.62 | - | USD |
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| 829 | MG | 1.25Le | mangefarget | Samuel P. Langley and "Aerodrome A", 1903 | 2.69 | - | 2.69 | - | USD |
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| 830 | MH | 1.30Le | mangefarget | Orville and Wilbur Wright with Wright Flyer I, 1903 | 2.69 | - | 2.69 | - | USD |
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| 831 | MI | 2Le | mangefarget | Charles Lindbergh and "Spirit of St. Louis", 1927 | 5.38 | - | 5.38 | - | USD |
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