000 00332nam a2200133Ia 4500
008 190711s9999 xx 000 0 und d
082 _a537.56 T4844
100 _aTHOMSON,J
245 0 _aELECTRON PHYSICS AND TECHNOLOGY
260 _aLONDON
_bE.U.P
_c1959
300 _a22X14
490 _aPHYSICAL SCIENCE TEXTS
942 _cBK
_2DDC
999 _c12337
_d12337