000 00379nam a2200157Ia 4500
008 170519s9999 xx 000 0 und d
041 _aEnglish
082 _a535/DIT
100 _aR.W DITCHBURN
245 _aLIGHT
260 _bBLACKIE & SONS LTD
_aLONDON
_c1961
300 _c680 P
650 _aLIGHT & INFRARED & ULTRAVIOLET PHENOMENA
650 _aPHYSICS
942 _cBK
999 _c66475
_d66475