São Tomé ja Príncipe
Näytetään: São Tomé ja Príncipe - Postimaksumerkit (1869 - 2021) - 1 postimerkit.
1979
History of Aviation - Balloons
28. joulukuu VM: Ei mitään Perforaatio: 15
![[History of Aviation - Balloons, tyyppi HY]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Sao-Tome-And-Principe/Postage-stamps/HY-s.jpg)
![[History of Aviation - Balloons, tyyppi HZ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Sao-Tome-And-Principe/Postage-stamps/HZ-s.jpg)
![[History of Aviation - Balloons, tyyppi IA]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Sao-Tome-And-Principe/Postage-stamps/IA-s.jpg)
![[History of Aviation - Balloons, tyyppi IB]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Sao-Tome-And-Principe/Postage-stamps/IB-s.jpg)
![[History of Aviation - Balloons, tyyppi IC]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Sao-Tome-And-Principe/Postage-stamps/IC-s.jpg)
![[History of Aviation - Balloons, tyyppi ID]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Sao-Tome-And-Principe/Postage-stamps/ID-s.jpg)
| No. | Tyyppi | D | Väri | Kuvaus |
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| 646 | HY | 0.50Db | monivärinen | Blanchard, 1784 | 0,27 | - | 0,27 | - | USD |
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| 647 | HZ | 1Db | monivärinen | Lunard II, 1785 | 0,27 | - | 0,27 | - | USD |
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| 648 | IA | 3Db | monivärinen | von Lutgendorf, 1786 | 0,81 | - | 0,81 | - | USD |
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| 649 | IB | 7Db | monivärinen | "Atlantic", 1859 | 1,63 | - | 1,63 | - | USD |
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| 650 | IC | 8Db | monivärinen | "The Eagle", 1896 | 1,63 | - | 1,63 | - | USD |
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| 651 | ID | 25Db | monivärinen | Stratosphere Balloon, 1931 | 6,51 | - | 6,51 | - | USD |
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