19? 



Magnified Image 42 



Magnifier, Tripod, 32 



Magnifiers, 28 



Magnifiers, How to use, 35 



Magnifying Power, 21, 38, 109 



Magnifying Power, to Determine, 40, 169 



Mechanical Stage, 56, 181 



Medium Power Objectives, 79, 138 



Meniscus Lenses, 18, 19 



Micrometer, Eyepiece 171, 116 



Micrometer, Filar, 173 



Micrometer Screw, 65 



Micrometer, Stage, 170 



Microscope, American Type, 176 



Microscope, Binocular, 61 



Microscope, Care of, 188 



Microscope, Dissecting, How to use, 35 



Microscope, How to Select, 175 



Microscope, How to Work with, 136 



Microscope, Material of, 179 



Microscope, Parts of, 45 



Microscope, Purpose of, 15 



Microscope, Simple and Compound, 15, 28, 42 



Microscope, Size and Weight, 180 



Microscope Stand, 43 



Microscope, To Set Up, 135 



Microscopes, 28 



Microscopes, Classification of, 49 



Microscopes, Continental Model, 50, 176 



Microscopes, Jackson Model, 49 



Microscopes, Ross, 49 



Milled Edge, 47 



Milled Head, 47 



Mirror, 48, 69 



Mirror Bar, 48, 69 



Mirror, Focal Point of, 69 



