INDEX 475 



PAGE 



Microscopes, metallurgical 0O 



as polarimeters io 6 



Microspectroscopes 1^1 



adjustment and calibration 135 



Micellae 107 



Microtomes 1 60 



Monoclinic system, characteristics of 268 



Mortars, agate .' 297 



Mounting opaque objects for study 89 



Nernst lamps for microscopy 1 60 



Neutralization 302 



Nickel, common salts 410 



detection by glyoxime 410 



phosphate 412 



triple nitrite reaction 412 



Nicol prism 52 



Nitrates, detection of 425 



Nitrites, detection of 426 



Nosepieces 164 



Object slides 140 



for use with fluorides 151 



Objective changers 164 



Objectives, achromatic 3 



adjustable 3 



angular aperture of 4 



aplanatic 2 



care of 10 



designation of 1 



for dark-field illumination 40 



function of 1 



illuminating power of 5,8 



immersion 6 



light grasping power of 5 



numerical aperture of 5 



penetrating power of 8 



photographic 10 



resolving power of 7 



selection of 



variable 6 



vertical illuminator So 



Oblique extinction 253 



illumination with Abbe condenser 24 



in refractive index determinations 230 



Obtuse bisectrix 257 



Ocular micrometer ratio ■ 182 



