Viser nu Tjekkoslovakiet - Post frimærker (1920 - 1929) - 18 frimærker.
10. april VM: Ingen Gravering: Seizinger K. Perforeringer: 9¾
![[Coats of Arms, type YBC]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/YBC-s.jpg)
![[Coats of Arms, type YBC1]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/YBC1-s.jpg)
![[Coats of Arms, type YBC2]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/YBC2-s.jpg)
![[Coats of Arms, type YBC3]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/YBC3-s.jpg)
![[Coats of Arms, type YBC4]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/YBC4-s.jpg)
![[Coats of Arms, type YBC5]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/YBC5-s.jpg)
| Nr. | Type | D | Farve | Beskrivelse |
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| 268 | YBC | 5H | Sortblå | (54,68 mill) | 0,29 | - | 0,29 | - | USD |
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| 269 | YBC1 | 10H | Orange brun | (99,2 mill) | 0,29 | - | 0,29 | - | USD |
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| 270 | YBC2 | 20H | Rød | (17,13 mill) | 0,29 | - | 0,29 | - | USD |
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| 271 | YBC3 | 25H | Blålig grøn | (19,17 mill) | 2,28 | - | 0,29 | - | USD |
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| 272 | YBC4 | 30H | Rødlig violet | (309,67 mill) | 0,29 | - | 0,29 | - | USD |
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| 273 | YBC5 | 40H | Rødbrun | (72 mill) | 2,28 | - | 0,29 | - | USD |
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| 268‑273 | 5,72 | - | 1,74 | - | USD |
14. maj VM: Ingen Design: M. Aleš Gravering: K. Seizinger Perforeringer: 13¾
![[The 1000th Anniversary of the Death of Duke Wenzel I, type YBD]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/YBD-s.jpg)
![[The 1000th Anniversary of the Death of Duke Wenzel I, type YBD1]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/YBD1-s.jpg)
![[The 1000th Anniversary of the Death of Duke Wenzel I, type YBE]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/YBE-s.jpg)
![[The 1000th Anniversary of the Death of Duke Wenzel I, type YBF]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/YBF-s.jpg)
![[The 1000th Anniversary of the Death of Duke Wenzel I, type YBF1]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/YBF1-s.jpg)
VM: Ingen Perforeringer: 9¾
![[Castles, type YBG]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/YBG-s.jpg)
![[Castles, type YBH]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/YBH-s.jpg)
![[Castles, type YBI]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/YBI-s.jpg)
15. oktober VM: Ingen Gravering: K. Seizinger Perforeringer: 13¾
![[Landscapes, type YBJ]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/YBJ-s.jpg)
![[Landscapes, type YBK]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/YBK-s.jpg)
![[Landscapes, type YBL]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/YBL-s.jpg)
![[Landscapes, type YBM]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/YBM-s.jpg)
