000 00337nam a2200133Ia 4500
008 251112s9999||||xx |||||||||||||| ||und||
040 _aCNCLSA
100 _aH. R. Lang
_92529
245 0 _aJournal of Scientific Instruments
260 _c1957
_bThe Institute of Physics
_aLondon
300 _aP. 1-531
300 _bV. 34
942 _cJRBV
999 _c16959
_d16959