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| ƒ/€ | Description: | # |  |
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| 80 C | Frederik Zernike (1888-1966) | 5.800.000 | 0.25 € | 0.10 € |
| 80 C | Peter Debye (1884-1966) | 5.800.000 | 0.25 € | 0.10 € |
| 80 C | Jan Tinbergen (1903-1994) | 6.000.000 | 0.25 € | 0.10 € |
| Series: | 0.75 € | 0.30 € | ||
| Presentation Pack #142 | 1.20 € | - | ||
| NVPH First Day Cover Nr.341 | 129.000 | 1.30 € | - |
| Unstamped WITH gum |
| Used |