000 00407nam a22001457a 4500
001 10609
090 _a10609
099 _tARC
_zALEX22902
_fCorrespondance
100 _a20241101d1928 m||y0frey50 ba
200 _aPaul Langevin.
_eCorrespondance
214 _aParis
_d16/10/1928
300 _aEn-tête: Collège de France
307 _aLettre
700 _aLangevin
_4070
701 _aKnudsen
_4660