Tchécoslovaquie
Montre maintenant: Tchécoslovaquie - Timbres-Poste (1918 - 1992) - 2 Timbres-poste.
12. juin WM: Aucun Taille de la feuille: 112 Perforation: 12½
![[Airmail - First Flight from Prague to New York, type YGA]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/YGA-s.jpg)
4. juillet WM: Aucun Taille de la feuille: 112 Modèle: Jindřich Schmidt Perforation: 12½
![[Airmail, type YGB]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/YGB-s.jpg)
![[Airmail, type YGB1]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/YGB1-s.jpg)
![[Airmail, type YGB2]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/YGB2-s.jpg)
![[Airmail, type YGC]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/YGC-s.jpg)
![[Airmail, type YGB3]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/YGB3-s.jpg)
![[Airmail, type YGC1]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/YGC1-s.jpg)
![[Airmail, type YGA1]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/YGA1-s.jpg)
![[Airmail, type YGA2]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/YGA2-s.jpg)
| No. | Genre | D | Couleur | Description |
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| 490 | YGB | 1.50Kc | rose carmin | (4 mill) | 0,27 | - | 0,27 | - | USD |
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| 491 | YGB1 | 5.50Kc | bleu foncé | (5,5 mill) | 0,27 | - | 0,27 | - | USD |
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| 492 | YGB2 | 9Kc | brun-violet | (4 mill) | 0,80 | - | 0,27 | - | USD |
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| 493 | YGC | 10Kc | vert bleuâtre | (4 mill) | 0,80 | - | 0,54 | - | USD |
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| 494 | YGB3 | 16Kc | violet | (3,5 mill) | 1,07 | - | 0,80 | - | USD |
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| 495 | YGC1 | 20Kc | bleu clair | (2,5 mill) | 1,07 | - | 1,07 | - | USD |
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| 496 | YGA1 | 24Kc | rouge foncé | (2,5 mill) | 1,07 | - | 1,07 | - | USD |
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| 497 | YGA2 | 50Kc | violet-bleu | (2,5 mill) | 2,68 | - | 2,14 | - | USD |
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