INDEX 



509 



PAGE 



Igniters, contact spark 417 



jump spark 418 



Incandescent lamps 492 



Inclined plane 15 



Increase in production 2 



Increase in wages 3 



Incrustation 357 



Indicated horse power 425 



Indicator, steam and gas engine.. 24 



cards 25 



Indicator diagram 382, 423 



from a throttling-governed en- 

 gine 388 



reading an 384 



to read for pressures 385 



Induction coil 496 



Injector, the 332 



Inside lap 369 



Insulation of an armature 458 



Internal combustion engines 401 



early development 401 



later development 402 



Internally fired boilers 320 



Iron, cast 44 



chilled i 44 



gray 44 



malleable 44 



white 44 



Jefferson, Thomas 53 



Jointer 64 



Joints, riveted 344 



Joule 26 



Jumbos 299 



Tump-spark ignitors 417 



kilowatt : 466 



Labor of women 4 



Lamps, incandescent 492 



commercial rating of 492 



Land roller 87 



Landside 56 



Lane, John 55 



Lap of valve 369 



inside lap 369 



object of lap 370 



outside lap 369 



Lap joint, double-riveted 346 



single-riveted 344 



Latent heat 365, 366 



Law of electrical attraction and 



repulsion 462 



of magnets 461 



of mechanics 12 



Ohm's 467 



of resistance 466 



of transformation of energy... 281 



Laying up a boiler 360 



Lead 37 



reasons for 370 



Leaks 396 



Length of belts 30 



Leveling the water column 353 



Lever 12 



Lift pumps 263 



Lightning and lightning rods 463 



Line of least draft 290 



Link belting 33 



PACE 



Link motion reverse 378 



Listers 133 



loose ground 133 



Locating dead center 375 



Locomotive type 321 



Loss from improper amount of air 350 

 Losses in a steam engine cylinder 368 



in a gasoline engine 424 



of motors 487 



Low water 357 



Lubricant, choice of 40 



Lubrication 40, 399, 427 



Lubricators 399 



Machine, definition of 1 1 



Magnetic lines of force 460 



direction of 460 



Magnetic materials 461 



Magnetic properties of coils 472 



Magneto alternator 478 



Magnets, artificial 460 



laws of 461 



natural 460 



Malleable link belting 33 



iron ........... 44 



Manholes 351 



Manure spreaders 191 



development 192 



drilling attachment 202 



sizes 202 



the modern 1 94 



Materials 43 



magnetic 461 



strength of 46 



transverse strength of 46 



used . 342 



Maximum bending moment 46 



Maximum power of the horse.... 293 



Mean effective pressure 25 



Mechanical efficiency 25 



Mechanics, definition of 10 



law of 12 



Merry-go-rounds 301 



Mills, power 316 



Mock turbine 299 



Modern planter 122 



Modulus of rupture 47 



Moldboard 56 



Moore, Gilpin 56 



Motors 28 1 



the animal as a 284 



comparison with a dynamo 487 



counter electromotive force of. 489 



forms of 282 



losses of 489 



operating 489 



principle of 487 



wire calculations for 495 



Mounting 437 



boiler 437 



frame 445 



rear 440 



side 437 



under 443 



engine 446 



Moving an engine 453 



bridges 455 



