300 



INDEX. 



Machinery in connection with water.198 



Machines, Advantages of 42 



Models of. 113 



" Complex, objectionable. .116 

 " Construction and use of. .115 

 " Required for the Farm . 7, 



9,117 



Marsh's Harvester 163 



Materials, Measuring strength of. . . 29 



Mechanical powers 42 



" principles. Advantages 



of 10 



Mechanical principles. Application 



of 75 



Models of machines .113 



Moline Plow 120 



Momentum 14 



" Calculating quantity of,. 18 



" of railway trains 18 



Moorish Plow 118 



Morgan's Harrow 144 



Motion, Compound 19 



Mouldboard of the Plow, Form of. .124 

 Mountains, Height of, measured by 



barometer 243 



Mowing Machine, Wood's. 158 



" " Kirby's 159 



" " Buckeye 159 



" " Cayuga Chief.... 160 



Mowing Machines, Construction of.l58 



" " How to select... 164 



Myers' Horse-fork 177 



N 



Norwegian Harrow 144 



O 



Ogle, inventor of the Finger-bar... .159 

 Ox-yokes 78 



P 



Packer's Stone Lifter 62 



Palmer's Horse-fork 176 



" Hay-stacking Machine 183 



Paradox, Hydrostatic 203 



Pile Engine or Driver 15 



Pinions, Operation of 60 



Pipes, To determine strength of 200 

 " Discharge of water through, 

 213,284 



Pitts' Straw-carrier and Thrasher. .. 190 

 Plank roads. Amount of resistance 



on 84, 86 



Planting Machines 152 



Plaster Sower, Seymour's 155 



Platform Scales 52, 53 



Plow, Kooloo 118 



" Moorish 118 



" German 119 



' Modern improved 119 



" Moline Steel 120 



" Woodruff & Allen's 120 



" Double Michigan 131 



" Mole 139 



" Ditching 138 



" Side-hill or Swivel 132 



" Subsoil 133, 135 



" Trench 134 



" Paring 137 



" Gang 137 



" Defects in 122 



" Character of a good one 121 



" Cutting edge of. 121 



" Resistance of different parts.. 122 



" Form of the mouldboard 124 



" Appendages to 140 



" Wheel coulter and Weed-hook 



on 140 



Plowing, Operation of. 128 



" Fast and slow 130 



" Requisites for success in. .129 



Potato Planter, True's 156 



" Digger 144 



Power of a hoi*se. Estimating 110 



Press, Hydraulic 205 



Presses for hay 184 



Pressure of liquids, Determining... 202 



" Upward, Measuring 109 



" " in liquids 198 



Pulley 61 



Pulverizers 142 



Pump, Cistern 219 



" Non-freezing 219 



" Drive 220 



" for deep wells 220 



" Chain 221 



" Rotary 222 



" Suction and Forcing 223 



Pumping water by wind 248 



Pumps, Construction of 218 



Pyramids, Firmness of 38 



Pyrometer, how made 26? 



