000 00291nam a2200133Ia 4500
003 IN-KoSCC
008 211107s9999 000 0 eng
082 _a535-5
100 1 _aStewart,R.W.
245 1 _aElementary text book of Light.
500 _aLost.
653 _aLight,
942 _cBK
999 _c30733
_d30733