INDEX. 
Fuel, table of effect of 
Fulton . 
Furnace, Roberton’s 
Fusible plug 
PAGE 
109 
44 
133 
142, 143 
G. 
Gases, properties of 
as mechanical agents 
Gasket . 
Gauge cocks 
steam 
condenser 
Generation of steam 
power of steam 
Gensanne 
Gilbert, Mr. 
Glasgow, number of engines in 
Glynn, J., on the indicator 
Governor 
practical rules for . 
Grate bars, area of 115, 116, 134, 
Grinding corn 
H. 
Hall’s piston . . . 334 
Hall, Samuel, his improvements in the steam 
47, 82, 83 
80, 81, 85 
216 
7 
. 28, 266 
28, 34, 266 
. 17, 105 
151 
18 
101, 145 
45 
App. 167 
263, 264 
App. 213 
135, — 210 
284 
engine 
Hand gear 
Hassenfratz 
Heat, specific 
latent 
capacity for 
expansion by 
Hemp, friction of 
packing 
Henderson, Capt. Andrew, of Calcutta 
High pressure engine . 13, 27, 41, 152 
construction of . 174 
Hopper . _. . .133 
Hornblower, Jonathan 28, 29,148,153,186,199 
’s rotary engine . . 30 
’s valve 
370, 371 
224, 226, 227 
107 
21, 47, 49 
21, 48, 49 
21, 48 
ibid 
214 
216 
473 
Horse power 
Hot well 
Hulls, Jonathan 
Hull’s method of converting a reciprocating 
motion into a rotary one . . 14, 15 
Humphrys, F., Dartford, (Plates 51, 52, 
53, 54, 55 A, 55 B, 56 A, 56 B) 382, 390 
Humphreys, J. B. 
Hydrogen, effect of, in fuel . 
Inclined planes 
Indicator 
by Joseph Glynn 
diagrams . 
calculating the power of an engine 
by the indicator cards . . 387 
Injection . . 9, 146, 147, 187 
regulating by . . 23, 189 
temperature in atmospheric engines 98, 99 
water, quantity of 
Inspection of engines 
Irrigation 
Irvine, Dr. 
Ivory, James 
Jacket, steam 
air-tight 
Jackson, Dr. 
Jessop’s piston 
Jet for condensing 
Joining pipes 
Joufiroy, Marquis de 
Kier’s engine, effect of 
Kingston’s valves .