000 003340000a22001330004500
008 140223b1955 xxu||||| |||| 00| 0 eng d
041 _aENG
080 _aD65 J5
082 _aD65 J5
100 _aKorff (S A)
245 _aElectron and nuclear counters
260 _aNew York
_bVan Nostrand
_c1955
650 _aElectron Engineering
999 _c30333
_d30333