Now showing: Switzerland - Postage stamps (1950 - 1959) - 15 stamps.
5. March WM: None Design: Rudolf Bircher Engraving: Courvoisier S.A. Perforation: 11¾
![[Events, type YV]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/YV-s.jpg)
![[Events, type YW]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/YW-s.jpg)
![[Events, type YX]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/YX-s.jpg)
![[Events, type YY]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/YY-s.jpg)
31. May WM: None Design: Nikl. Stoecklin. Engraving: Courvoisier. S.A. Perforation: 11¾
![[Pro Patria - Mothers Aid - Minerals, type YZ]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/YZ-s.jpg)
![[Pro Patria - Mothers Aid - Minerals, type ZA]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/ZA-s.jpg)
![[Pro Patria - Mothers Aid - Minerals, type ZB]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/ZB-s.jpg)
![[Pro Patria - Mothers Aid - Minerals, type ZC]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/ZC-s.jpg)
![[Pro Patria - Mothers Aid - Minerals, type ZD]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/ZD-s.jpg)
| No. | Type | D | Color | Description |
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| 651 | YZ | 5(C) | multicoloured | (2470575) | 0.52 | - | 0.52 | - | USD |
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| 652 | ZA | 10(C) | multicoloured | (4305561) | 0.79 | - | 0.52 | - | USD |
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| 653 | ZB | 20(C) | multicoloured | (3523850) | 0.79 | - | 0.79 | - | USD |
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| 654 | ZC | 30(C) | multicoloured | (1312555) | 3.15 | - | 5.24 | - | USD |
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| 655 | ZD | 40(C) | multicoloured | (1513524) | 3.15 | - | 5.24 | - | USD |
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| 651‑655 | 8.40 | - | 12.31 | - | USD |
25. August WM: None Sheetsize: 25 Design: H. Schwarzenbach Engraving: Courvoisier S.A. Perforation: 11¾
![[The 2nd Atomic Conference in Geneva, type ZE]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/ZE-s.jpg)
1. December WM: None Design: H. Schwarzenbach Engraving: Courvoisier S.A. Perforation: 11¾
![[Pro Juventute - The 250th Anniversary of the Birth of Albrech von Haller, type ZF]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/ZF-s.jpg)
![[Pro Juventute - The 250th Anniversary of the Birth of Albrech von Haller, type ZG]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/ZG-s.jpg)
![[Pro Juventute - The 250th Anniversary of the Birth of Albrech von Haller, type ZH]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/ZH-s.jpg)
![[Pro Juventute - The 250th Anniversary of the Birth of Albrech von Haller, type ZI]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/ZI-s.jpg)
![[Pro Juventute - The 250th Anniversary of the Birth of Albrech von Haller, type ZJ]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/ZJ-s.jpg)
| No. | Type | D | Color | Description |
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| 657 | ZF | 5+5 (C) | multicoloured | Albrecht von Haller | (11026776) | 0.26 | - | 0.26 | - | USD |
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| 658 | ZG | 10+10 (C) | multicoloured | Viola wittrockiana | (8560784) | 0.26 | - | 0.26 | - | USD |
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| 659 | ZH | 20+10 (C) | multicoloured | Callistephus chinensis | (6142377) | 0.52 | - | 0.26 | - | USD |
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| 660 | ZI | 30+10 (C) | multicoloured | Ipomoea nil var. coerulea | (1786219) | 1.57 | - | 3.15 | - | USD |
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| 661 | ZJ | 40+10 (C) | multicoloured | Helleborus niger | (2245635) | 1.57 | - | 3.15 | - | USD |
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| 657‑661 | 4.18 | - | 7.08 | - | USD |
