Stamps of Switzerland, 23 Sep 1971
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postage
1971, Sep 23 unwmk p. 11.5
| X | 30 | multi | Les Diablerets mountain, Vaud |
1971, Sep 23 50th Anniversary of the Radio Switzerland issue
| X | 40 | multi | Schematic depiction of telecommunications |
1971, Sep 23 physicians 1971 issue - physicians (1971) (5 stamps)
| X | 10 | dkbrnol | Yersin | |||
| X | 20 | dkblgrn | Auguste Forel | |||
| X | 30 | car | Jules Gonin | |||
| X | 40 | dkgraybl | Robert Koch 1843-1910 bacteriologist | |||
| X | 80 | pur | F. G. Banting |
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