Stamps of Switzerland, 30 Nov 1957
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semipostal
1957, Nov 30 Pro Juventute 1957 issue unwmk (no perf info) (5 stamps)
| - | 5+5 | Leonhard Euler | ||||
| - | 10+10 | multi | Colias croceus | |||
| - | 20+10 | multi | Magpie Moth Abraxas grossulariata | |||
| - | 30+10 | multi | Rose Chafer Cetonia aurata | |||
| - | 40+10 | multi | Red Underwing Catocala nupta |
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