Stamps of Switzerland, 1976 UPU issue
1 to 4 of 4
official
1976, Sep 16 1976 UPU issue unwmk p. 11.75
| - | 40 | multi | Letterpost UPU | — | — | |
| - | 80 | multi | Package Post UPU | — | — | |
| - | 90 | multi | Value post UPU | — | — | |
| - | 100 | multi | Technical Cooperation UPU | — | — |
1 to 4 of 4
| - | 40 | multi | Letterpost UPU | — | — | |
| - | 80 | multi | Package Post UPU | — | — | |
| - | 90 | multi | Value post UPU | — | — | |
| - | 100 | multi | Technical Cooperation UPU | — | — |