Louis de Broglie
France

1994. Discoveries
| SG3201 | 3 francs 70 | Broglie's formula |

Used cover

First day cover
Sweden

1982. Nobel prize winners
| SG1134 | 2 krona 40 | N Bohr |
| SG1135 | 2 krona 40 | E Schrodinger |
| SG1136 | 2 krona 40 | L Broglie |
| SG1137 | 2 krona 40 | P Dirac |
| SG1138 | 2 krona 40 | W Heisenberg |


First day covers

Used postcard
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