244
INDEX.
PAGE
PAGE
Plate 42. Boilers of H. M. ships Hermes,
Spitfire, and Firefly . . 368
Plates 43, 44, 45, 46. Elevation, plan, and
two sections of the engine room of the
armed Russian steam ships Jason and
Colchis . . .369
Plates 47, 48. Hall’s improvements on
steam engines . . 370
Extracts from his specifica
tion . . . ibid
Plates 49, 50. Engines of H. M. steam ship
Megsera . . .378
Action of the valves . 380
Plates 51, 52, 53, 54. Engines of the Hull
and London steam packet William Wil-
berforce . . . 382
Plate 55 (A). Longitudinal section of Hum-
phrys’s patent marine engine . 390
Plate 55 (B). Longitudinal elevation of
Humphrys’s engine . .391
Plate 56 (A). Midship section of the steam
packet Dartford, showing a front
elevation of a pair of Humphrys’s
engines . . . ibid
Plate 56 (B). Plan of the engines of the
Dartford . . .392
Plates 57, 58, 59. Forty-five-horse power
engine, constructed by W. Fairbairn
and Co. . . ibid
Plates 60, 61, 62, 63. Ten-horse power en
gine, constructed by W. Fairbairn
and Co. . . ibid
Plate 64. Elevation of a locomotive engine,
Stanhope and Tyne Railway; con
structed by Messrs. R. Stephenson
and Co., of Newcastle-upon-Tyne 394
Plate 65. Section of ditto . . 396
Plate 66. Safety valves of ditto . ibid
Plate 67 (A). Cylinder cover and connect
ing rods of ditto . . 397
Plates 67 (B). Cylinder and piston at large
of ditto . . .398
Plate 68. Plan and section of boiler seating
for a twenty-horse engine, at the ma
nufactory of Messrs. Whitworth and
Co., Manchester . . 399
Plate 69. Messrs. Hague’s double acting
cylinder with slides . . 399
Plates 70 A, 70 B. Sections of the engines
of the Berenice steam vessel . 400
Plates 71, 72. Beale’s patent rotatory en
gine . . . 401
Plate 73. Mr. Ayre’s contrivance for pre
venting a locomotive engine from run
ning off a railway . . 403
Plates 74 to 83. Relate to Mr. Mornay’s
paper on paddle wheels . App. 117
Plates 84 to 88. Sixty-five inch cylinder
engine, erected by Messrs. Maudslay,
Sons and Field, at Chelsea water-works
404
Plates 89 to 92. Patent locomotive engine,
made by Messrs. R. Stephenson and
Co. for the London and Birmingham
Railway . . .407
Plate 93. Drawings of the Comet, the first
steam boat in Europe . .470
Plate 94. The Pacha’s steam vessel of war,
the Nile . . .471
Plates 95, 96. The Hon. East India Com
pany’s steam vessel Berenice . ibid
Plate 97. Draught of the Forbes steamer 473
Plate 98. Herne Bay steam packet Red
Rover . - • 474
Plate 99. Diamond Company’s steam packet
Ruby . • .475
Plates 100 to 103. Her Majesty’s steam
vessel of war Medea . .477
Plates 104 to 107. Construction of the Nile
steam ship, built for the Pacha of Egypt 483
Plates 108, 109, 110. His Imperial Ma
jesty’s armed steam vessel Colchis 492
Plates 111, 111 (A). Engines of the steam
ship Tiger . . .497
Plate 112. The Admiralty yacht Firebrand 498
Plate 113. Portrait of the late Mr. Watt 500
Plate 114. Portrait of the late Mr. Tredgold ibid
Plates 115, 117, 118. Illustrate the state of
steam navigation in America . ibid
Plug tree . . .224
Poisson . . . . 86, 291
Portable engine . . 22, 28, 38