INDEX. 



5 2 3 



M ichines, Electrical, 8 

 , Frictional, 9 



, , Holtz', 9 



Magnesium, Phosphorescence of, 



339 

 Magnetic attraction, 91 



- inclination, 93 



induction, 92 



keeper, 93 



magazine or battery, 93 



needle, 93 



-, Astatic, 98 



repiilsiou, 91 



Magnetisation, Methods of, 92 



, Permanent, 92 

 Magnetism, Residual, 53 



, Theories of, 92 

 Magneto-electric induction, 38? 



156 

 Magnets, 90 



, Accessory, 107 



, Action of electric currents 



on, 94 



, Artificial, 90 



- , Care of, 94 

 , Electro-, 53 



, Induction by, 38 



, Natural, 90 



, Permanent, 92 



, Production of, by currents, 



53 



Manometers, 227 

 Manometric flames, 446 

 Marey's cardiograph, 230 



chronograph, 173 



heart forceps, 238 



method of registration, 185 



et seq. 



myograph, 178 



pantograph, 187 



sphygmograph, 233 



sphygmosc^pe, 234 



tambour, 185 



vibrating stylet for chrono- 

 graph, 173 



Marked pole, 91 



Marriotte's bottle, 238 



law, 271 



tube, 272 



Matteucci, 112 



Mayer, 452 



McKendrick's capillary electro- 

 meter, 244 



Measurement of bodies (length 

 and weight), 485 



of electromotive force, 120 



of force, 4S8 



of quantity of heat, 479 



of resistance, 134 



Measurement of temperature, 146, 



465 

 of time by chronograph, 173 



by galvanometer, 128 



Mechanics of circulation, 222 

 Mechanism of absorption, 261 



of circulation , 222 



of filtration, 266 



of inspiration, 284 



of expiration, 284 



of secretion, 266 



of transudation, 266 



Melloni's experiments on heat, 



463 



Melting point, 470 

 Mercurial manometer, 227 



thermometer, 466 

 Mercury key, 54 

 Methgeinoglobin, Absorption band 



of, 328 



Metronome, 71 

 Micrometer for eye-piece of micro- 



scope, 368 



for stage of microscope, 363 

 Microscopes, Aberrations in, 359 



, Binocular, 369 etseq. 

 , Compound, 358 



, Drawing apparatus for, 371 

 , Measurement of magnifying 



power of, 366 



of actual size of object 



under, 368 



, Mechanical parts of, 363 



, Simple, 356 



Microphotography, 373 

 Microspectroscope, 329 

 Microspectroscopic examination 



of blood, 331 



of urine, 333 



Mirage, 309 



Mirrors, Aperture of, 303 



, Axis of, 303 



, Centre of curvature of, 303 



, Concave, 303 



, Convex, 305 



, Foci of, 305 



, Formation of images in, 306 



, Laryngoscopic, 350 



, Radius of curvature of, 303 



, Size of image of, 308 

 Mixture of colours, 340 

 Moist stimulation tube, 61 

 Multiple arc, 28 

 Multiplier, Schweigger's, 96 

 Muscle current, 117 



, Measurement of, 120 



, Negative variation of, 118 



, Curve of contraction of, 179 



. of fatigue of, 179 



