000 00320nam a2200121Ia 4500
008 251112s9999||||xx |||||||||||||| ||und||
040 _aCNCLSA
245 0 _aJournal of Scientific & Industrial Research
260 _cJuly-August, 1950
_bAcademic Press
_aNew York
300 _aP. 1-810
300 _bV. 143
942 _cJRBV
999 _c20529
_d20529