000 00294nam a2200109Ia 4500
008 210324s1964 xx 000 0 und d
041 _aeng
082 _a535
100 _aSears, Francis Weston
_91575882
245 _aOptics
260 _aLondon
_bAddison - Wesley Publishing Company Inc.,
_c1964
999 _c1024447
_d1024447