INDEX. 



245 



PAGE 

 11 



150, 153 

 150 

 151 



151, 152 

 App. 225 



157 

 160 



306, 313, 314 

 313, 325 

 33, 120, 230 

 297 



App. 231 

 168 

 274 

 Pumps, rule for finding the volume of App. 214 



finding the power requisite 



to discharge a given quantity of water ibid 

 finding the velocity neces- 

 sary to discharge a given quantity of 

 water . . App. 216 

 finding the diameter of, 



Potter, Humphrey 

 Power of steam 



by condensation 



generation . 



expansion . 



practical rule for 



rotary 



modes of applying 



paddles . 301, 



for vessels 



Prony, R. 

 Propelling vessels . 



screw 



Pumping expels air from water 

 water 



to discharge a given quantity of water 



- brine 



ibid 

 App. 2 



R. 



Radius bar 



Rail road 



Raising water, engines for 



Reciprocating engine 



Rectilinear motion of steam 



Regulating by cataract 



injection 



expansion 



production of steam 

 of the fire 



Regulation of power 



by pump 



Regulator 



Renwick, Dr. J. 

 Resistance of parts 

 of fluids 



231 

 285 



165, 274 



227 



153 



23 



. 23, 189 



. 27, 261 



37 



137 



260 



264 



9, 213, 264 

 138 



App. 101 

 239 

 292 



PAGE 



Resistance of vessels . 292,313 



Roberton's furnace or fire-place . 39, 133 



Robison, Dr. John . 38, 206, 207, 258 



experiment by . 63, 64, 74 



Rotary motion, methods of producing . 



15, 20, 26, 37, 227 

 engines . 27, 28, 30, 32, 36, 40 



power of steam 

 valves 



Roy, General . . 



Ruby, Gravesend packet, engines of . 

 Rule for conversion of heat into steam . 

 - for the quantity a gas or vapour ex- 

 pands under a constant pressure . 



157 

 210 



85, 86 

 364 

 50 



82 

 207 



Rules, practical, for BOILERS . 



- the dimensions of, for 



any given power when rectangular ibid 



- when cylindrical 208 



- the requisite thickness 



of plates for . App. 208, 209 



- the height of a column 



of water to supply a boiler against any 



proposed pressure . 209 



cylinders, requisite 



thickness of . . 211 



chimney, area of . ibid 



eccentric 213 



fire grating 210 



governor . ibid 



PARALLEL MOTION 216 



the point in 



the link where the piston rod must be 

 attached . . . ibid 



the length of 



the radius bar 



218 



the length of 



radius bar when it and the piston rod 

 are attached to the links at different 

 distances . . 219 



the lengths of 



parallel bar and radius bar, when the 

 latter works from a stated centre 220 



piston rod.diameter of 212 



PUMPS the number of 



cubic feet in the volume of a cylinder 214 

 the power re- 



2 i 



