01029nam a2200325 i 450099100101887970753620020507105210.0970307s1950 us ||| | eng b10162215-39ule_instLE00640830ExLDip.to Fisicaita53(022+076)53.2.253.2.4537QC521Frank, Nathaniel H.821Introduction to electricity and optics /N.H. Frank2nd ed.New York :McGraw-Hill Book Co.,1950xv, 440 p. :ill. ;24 cm.ElectricityElectromagnetismOptics.b1016221521-09-0627-06-02991001018879707536LE006 53(022+076) FRA12006000002349le006-E0.00-l- 00000.i1019658427-06-02Introduction to Electricity and Optics43489UNISALENTOle00601-01-97ma -engus 01