000 00267nam a2200109Ia 4500
008 230515s9999||||xx |||||||||||||| ||und||
100 _aKlein Arthur
_942402
245 0 _aMasers And Lasers
260 _bJ.B. Lippincott Comp.
_c1963
300 _a184
942 _cBK
_pCL
999 _c154879
_d154879