000 00508nam a2200205Ia 4500
008 210210b1954 xxu||||| |||| 00| 0 eng d
082 _a534/91
100 _aROBERTSON (John K)
245 _aIntroduction to optics geometrical and physical Ed 4
260 _aNew York
_bD Van Nostrand company, Inc.
_c1954
300 _avii,416
650 _aphysical
650 _aoptics
650 _aIntroduction
650 _ageometrical
650 _aEd
650 _a4
690 _aSound
906 _a008579
999 _c126448
_d126448