Stamps of Switzerland, Pro Juventute 1950 issue
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semipostal
1950, Dec 1 Pro Juventute 1950 issue unwmk p. 11.5 (5 stamps)
| X | 5+5 | sep | Theophil Sprecher von Bernegg | |||
| X | 10+10 | multi | Vanessa atalanta | |||
| X | 20+10 | multi | Catocala fraxini | |||
| - | 30+10 | multi | Apis mellifera | |||
| X | 40+10 | multi | Colias palaeno |
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