Prezentat acum: São Tomé şi Príncipe - Timbre poştale (1950 - 1959) - 7 timbre.
1952
The 1st Congress on Tropical Medicine, Lisbon
5. Mai WM: Niciunul Perforare: 13¼
![[The 1st Congress on Tropical Medicine, Lisbon, Tip BO]](https://www.stampworld.com/media/catalogue/Sao-Tome-And-Principe/Postage-stamps/BO-s.jpg)
1952
Portuguese Explorers
27. August WM: Niciunul Perforare: 14¼
![[Portuguese Explorers, Tip BP]](https://www.stampworld.com/media/catalogue/Sao-Tome-And-Principe/Postage-stamps/BP-s.jpg)
![[Portuguese Explorers, Tip BQ]](https://www.stampworld.com/media/catalogue/Sao-Tome-And-Principe/Postage-stamps/BQ-s.jpg)
![[Portuguese Explorers, Tip BR]](https://www.stampworld.com/media/catalogue/Sao-Tome-And-Principe/Postage-stamps/BR-s.jpg)
![[Portuguese Explorers, Tip BS]](https://www.stampworld.com/media/catalogue/Sao-Tome-And-Principe/Postage-stamps/BS-s.jpg)
![[Portuguese Explorers, Tip BT]](https://www.stampworld.com/media/catalogue/Sao-Tome-And-Principe/Postage-stamps/BT-s.jpg)
![[Portuguese Explorers, Tip BU]](https://www.stampworld.com/media/catalogue/Sao-Tome-And-Principe/Postage-stamps/BU-s.jpg)
| Nr. | Tip | D | Culoare | Descriere |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 393 | BP | 10C | multicolor | Joao de Santarem | 0,26 | - | 0,26 | - | USD |
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| 394 | BQ | 30C | multicolor | Pedro Escobar | 0,26 | - | 0,26 | - | USD |
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| 395 | BR | 50C | multicolor | Fernao de Po | 0,26 | - | 0,26 | - | USD |
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| 396 | BS | 1E | multicolor | Alvaro Esteves | 1,05 | - | 0,26 | - | USD |
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| 397 | BT | 2E | multicolor | Lopo Goncalves | 0,79 | - | 0,26 | - | USD |
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| 398 | BU | 3.50E | multicolor | Martim Fernandes | 0,79 | - | 0,26 | - | USD |
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| 393‑398 | 3,41 | - | 1,56 | - | USD |
