000 00438nam a22001457a 4500
001 11961
090 _a11961
099 _tARC
_zALEX24254
_aScientifique
_fCorrespondance
100 _a20241101d1933 m||y0frey50 ba
200 _aPaul Langevin.
_eCorrespondance
214 _aOxford
_d04/06/1933
307 _aPhotocopie Lettre + enveloppe
327 _aEn allemand.
700 _aEinstein
_bAlbert
_4070
701 _aLangevin
_4660