1 66 SCIENCE OF THRESHING. 



PAGE. 



Speed of 26 



Uniform 43, 44 



FIRE Box- 

 Construction of 89 



FIRING- 

 HOW done ii 6, 118 



FIREWOOD 



Composition of 93 



FLAIL 1 1 



FLAX- 



Adjustment for 49, 63 



Cleaning 62 



FOAMING 117 



FOOT POUNDS 



Definition of 88 



Equivalent to 88 



FRICTION 150 



FRICTION CLUTCH 144 



FUEL 



Burning of 89 



Comparative weight and value 94 



Energy of 89 



Extra amount required 116 



Firewood 93 



Straw 94 



GAUGE 



Glass 114 



Position of 114 



Steam 113 



Watching 115 



