Leonhard Euler
Switzerland
Swiss National Bank
| 1979 | P-180a | 10 Franken |
| Euler at right. Water turbine, light rays through lenses and solar system on back. | ||
| 1986 | P-180? | 10 Franken |
| Euler at right. Water turbine, light rays through lenses and solar system on back. | ||
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