Now showing: Poland - Postage stamps (1950 - 1959) - 634 stamps.
4. May WM: None Sheetsize: 100 Design: S. Szymański Perforation: 12½:12¾
![[The 10th International Bicycle Peace Race Prague - Berlin - Warsaw, type XJ]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/XJ-s.jpg)
![[The 10th International Bicycle Peace Race Prague - Berlin - Warsaw, type XK]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/XK-s.jpg)
18. May WM: None Sheetsize: 1 Design: S. Jasiński Perforation: Imperforated
![[National Philatelic Exhibition in Warsaw, type ]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/1004-b.jpg)
8. June WM: None Sheetsize: 100 Design: A. Borys Perforation: 12¾
![[The 26th Poznan Trade Fair, type XM]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/XM-s.jpg)
![[The 26th Poznan Trade Fair, type XN]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/XN-s.jpg)
12. August WM: None Sheetsize: 100 Design: C. Borowczyk Perforation: 12:12¾
![[Protected Flowers, type XO]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/XO-s.jpg)
![[Protected Flowers, type XP]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/XP-s.jpg)
![[Protected Flowers, type XQ]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/XQ-s.jpg)
![[Protected Flowers, type XR]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/XR-s.jpg)
![[Protected Flowers, type XS]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/XS-s.jpg)
| No. | Type | D | Color | Description |
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| 1007 | XO | 60Gr | multicoloured | Carline Thistle - Carlina acaulis | (5,49 mill) | 0.52 | - | 0.26 | - | USD |
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| 1008 | XP | 60Gr | dark bluish green/blue | Sea Holly - Eryngium maritimum | (5,3 mill) | 0.52 | - | 0.26 | - | USD |
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| 1009 | XQ | 60Gr | grey/olive green | Edelweiss - Leontipodium alpinum | (5,41 mill) | 0.52 | - | 0.26 | - | USD |
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| 1010 | XR | 60Gr | multicoloured | Yellow Lady's Slipper Orchid - Cypripedium calceolus | (2,26 mill) | 0.79 | - | 0.26 | - | USD |
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| 1011 | XS | 60Gr | carmine brown/dark bluish green | Martagon Lily or Turkscap Lily - Lilium martagon | (5,49 mill) | 0.52 | - | 0.26 | - | USD |
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| 1007‑1011 | 2.87 | - | 1.30 | - | USD |
11. September WM: None Sheetsize: 50 Design: S. Szymański, S. Gospodarek, St. Małecki Perforation: 12:12¼
![[Fire Brigade, type XT]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/XT-s.jpg)
![[Fire Brigade, type XU]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/XU-s.jpg)
![[Fire Brigade, type XV]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/XV-s.jpg)
25. September WM: None Sheetsize: 100 Design: J. Macierewicz Perforation: 12¾
![[Leipzig Trade Union, type XW]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/XW-s.jpg)
30. September WM: None Sheetsize: 100 Design: J. Desselberger Engraving: B. Brandt Perforation: 11¾:11½
![[Famous Polish Physicians, type XX]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/XX-s.jpg)
9. October WM: None Sheetsize: 100 Design: H. Przeździecka Perforation: 12:12¼
![[Sign of Love Painting, type XY]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/XY-s.jpg)
7. November WM: None Sheetsize: 50 Design: T. Trepkowski, Cz. Kaczmarczyk Perforation: 12½:12¾
![[The 40th Anniversary of the October Revolution in Russia, type XZ]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/XZ-s.jpg)
![[The 40th Anniversary of the October Revolution in Russia, type YA]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YA-s.jpg)
15. November WM: None Sheetsize: 100 Design: J. Skoracki Perforation: 12½:12¾
![[The 100th Anniversary of the Foundation of the Society for Science in Poznan, type YB]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YB-s.jpg)
2. December WM: None Sheetsize: 100 Design: S. Jasiński Perforation: 12½:12¾
![[Third International Henryk Wieniawski Violin Players Competition in Poznan, type YC]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YC-s.jpg)
6. December WM: None Sheetsize: 50 Design: J. Miller Engraving: St. Łukaszewski, E. Konecki, J. Miller, M.R. Polak, B. Brandt Perforation: 12¾
![[Airplane over Towns and Landscapes, type YD]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YD-s.jpg)
![[Airplane over Towns and Landscapes, type YE]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YE-s.jpg)
![[Airplane over Towns and Landscapes, type YF]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YF-s.jpg)
![[Airplane over Towns and Landscapes, type YG]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YG-s.jpg)
![[Airplane over Towns and Landscapes, type YH]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YH-s.jpg)
![[Airplane over Towns and Landscapes, type YI]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YI-s.jpg)
| No. | Type | D | Color | Description |
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| 1022 | YD | 90Gr | black/rose | (4,365 mill) | 0.26 | - | 0.26 | - | USD |
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| 1023 | YE | 1.50Zł | dark brown/orange brown | (10,305 mill) | 0.26 | - | 0.26 | - | USD |
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| 1024 | YF | 3.40Zł | violet brown/brown | (11,76 mill) | 0.52 | - | 0.26 | - | USD |
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| 1025 | YG | 3.90Zł | dark brown/olive yellow | (4,29 mill) | 0.79 | - | 0.79 | - | USD |
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| 1026 | YH | 4Zł | dark blue/green | (7,645 mill) | 0.52 | - | 0.26 | - | USD |
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| 1027 | YI | 15Zł | purple violet/light greenish blue | (2,17 mill) | 2.10 | - | 0.52 | - | USD |
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| 1022‑1027 | 4.45 | - | 2.35 | - | USD |
11. December WM: None Sheetsize: 100 Design: S. Jasiński Perforation: 12:12¼
![[The 300th Anniversary of the Issue of the Book called Opera Didactica Omnia by Jan Amos Komensky, type YJ]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YJ-s.jpg)
16. December WM: None Sheetsize: 100 Design: S. Szymański Engraving: PWPW (Państwowa Wytwórnia Papierów Wartościowych) Perforation: 12½:12¾; 12¾
![[The 20th Anniversary of the Death of Andrzej Strug, type YK]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YK-s.jpg)
30. December WM: None Sheetsize: 70 Design: St. Łukaszewski Perforation: 12:12½
![[The 100th Anniversary of the Birth of Józef Korzeniowski-Konrad, type YL]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YL-s.jpg)
![[The 100th Anniversary of the Birth of Józef Korzeniowski-Konrad, type YM]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YM-s.jpg)
24. February WM: None Sheetsize: 100 Design: St. Małecki Perforation: 12½:12¾
![[Horseman with Stylised Airplane, type YN]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YN-s.jpg)
29. March WM: None Sheetsize: 100 Design: S. Gospodarek Engraving: B. Szymańska, E. Tirdiszek Perforation: 12½:12¾; 11¾:11½
![[Town Halls, type YO]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YO-s.jpg)
![[Town Halls, type YP]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YP-s.jpg)
![[Town Halls, type YQ]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YQ-s.jpg)
![[Town Halls, type YR]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YR-s.jpg)
![[Town Halls, type YS]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YS-s.jpg)
| No. | Type | D | Color | Description |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1033 | YO | 20Gr | dark bluish green | (99,016 mill) | 0.26 | - | 0.26 | - | USD |
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| 1034 | YP | 40Gr | brown | (161,251 mill) | 0.26 | - | 0.26 | - | USD |
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| 1035 | YQ | 60Gr | dark blue | (538,415 mill) | 0.26 | - | 0.26 | - | USD |
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| 1036 | YR | 2.10Zł | reddish purple | (3,753 mill) | 0.26 | - | 0.26 | - | USD |
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| 1037 | YS | 2.50Zł | bluish violet | (2,058 mill) | 0.79 | - | 0.26 | - | USD |
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| 1033‑1037 | 1.83 | - | 1.30 | - | USD |
22. April WM: None Sheetsize: 50 Design: St. Małecki Perforation: 12:12¼
![[Fish, type YT]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YT-s.jpg)
![[Fish, type YU]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YU-s.jpg)
![[Fish, type YV]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YV-s.jpg)
![[Fish, type YW]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YW-s.jpg)
![[Fish, type YX]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YX-s.jpg)
| No. | Type | D | Color | Description |
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| 1038 | YT | 40Gr | multicoloured | Sander lucioperca | (5,5 mill) | 0.26 | - | 0.26 | - | USD |
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| 1039 | YU | 60Gr | multicoloured | Salmo salar | (5,397 mill) | 0.26 | - | 0.26 | - | USD |
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| 1040 | YV | 2.10Zł | multicoloured | Esox lucius | (5,5 mill) | 0.52 | - | 0.26 | - | USD |
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| 1041 | YW | 2.50Zł | multicoloured | Salmo trutta morpha fario | (1,665 mill) | 1.57 | - | 0.52 | - | USD |
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| 1042 | YX | 6.40Zł | multicoloured | Thymallus thymallus | (1,995 mill) | 1.05 | - | 0.52 | - | USD |
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| 1038‑1042 | 3.66 | - | 1.82 | - | USD |
14. May WM: None Sheetsize: 100 Design: S. Jasiński Perforation: 12½:12¾
![[The 140th Anniversary of the University of Warsaw, type YY]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YY-s.jpg)
9. June WM: None Sheetsize: 100 Design: Z. Kaja Perforation: 12½:12¾
![[The 27th Poznan Trade Fair, type YZ]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/YZ-s.jpg)
14. June WM: None Sheetsize: 100 Design: J. Desselberger Perforation: 12½:12¾
![[The 7th World Championship Gliding, type ZA]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/ZA-s.jpg)
![[The 7th World Championship Gliding, type ZB]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/ZB-s.jpg)
1. September WM: None Sheetsize: 72 Design: Cz. Kaczmarczyk Engraving: E. Konecki Perforation: 11¾
![[The 19th Anniversary of the Defence of the Post Office in Gdansk - Germany invaded Poland in World War II at Westerplatte near Gdan'sk, type ZC]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/ZC-s.jpg)
30. September WM: None Sheetsize: 70 Design: S. Jasiński Perforation: 12½
![[International Geophysical Year, type ZD]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/ZD-s.jpg)
![[International Geophysical Year, type ZE]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/ZE-s.jpg)
8. October WM: None Sheetsize: 100 Design: St. Małecki Perforation: 12½:12¾
![[The 400th Anniversary of Polish Postage, type ZF]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/ZF-s.jpg)
![[The 400th Anniversary of Polish Postage, type ZG]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/ZG-s.jpg)
![[The 400th Anniversary of Polish Postage, type ZH]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/ZH-s.jpg)
![[The 400th Anniversary of Polish Postage, type ZI]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/ZI-s.jpg)
![[The 400th Anniversary of Polish Postage, type ZJ]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/ZJ-s.jpg)
| No. | Type | D | Color | Description |
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| 1050 | ZF | 40Gr | greyish ultramarine/violet purple | (3,505 mill) | 0.52 | - | 0.26 | - | USD |
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| 1051 | ZG | 60Gr | greyish violet/black | (3,9 mill) | 0.26 | - | 0.26 | - | USD |
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| 1052 | ZH | 95Gr | olive yellow/bluish violet | (2,99 mill) | 0.26 | - | 0.26 | - | USD |
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| 1053 | ZI | 2.10Zł | violet grey/violet blue | (850000) | 1.05 | - | 0.52 | - | USD |
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| 1054 | ZJ | 3.40Zł | greenish blue/purple red | (990000) | 0.79 | - | 0.26 | - | USD |
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| 1050‑1054 | 2.88 | - | 1.56 | - | USD |
