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| 001 | 10880 | ||
| 090 | _a10880 | ||
| 099 |
_tARC _zALEX23173 _fCorrespondance |
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| 100 | _a20241101d1932 m||y0frey50 ba | ||
| 200 |
_aPaul Langevin. _eCorrespondance |
||
| 214 |
_aParis _d31/01/1932 |
||
| 300 | _aEn-tête: Collège de France, Laboratoire de Physique expérimentale | ||
| 307 | _aLettre | ||
| 700 |
_aLangevin _bPaul _4070 |
||
| 701 |
_aMme Langevin _4660 |
||