000 00330 am a2200121 a 4500
100 1 _aMallik, D.N.
245 1 _aOptical theories
_ba brief historical survey
260 _aCalcutta
_c1914
300 _a1-16 p.
942 _2udc
_cB
440 _aIndian Association for the Cultivation of Science. Bulletin No. 10
901 _aS54569
999 _c112698
_d112698