000 00391nam a22001337a 4500
001 10741
090 _a10741
099 _tARC
_zALEX23034
_fCorrespondance
100 _a20241101d1930 m||y0frey50 ba
200 _aPaul Langevin.
_eCorrespondance
214 _aSt John's College, Cambridge
_d13/10/1930
307 _aLettre
700 _aDirac
_bP.A.M.
_4070
701 _aLangevin
_4660