000 00341nam a2200133Ia 4500
008 211214s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aSelwyn, E W H
245 0 _aTheory of lenses
260 _bTHE INSTITUTE OF PHYSICS
_aLONDON
_c1955
300 _a62P p.
653 _aPHYSICS
942 _c1
999 _c34060
_d34060