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Doctor Allen's experiments, 195. Modes of boiling water,
note, 196. Allen suggests to force a current of air upon fuel, 197,
and to navigate a ship by pumping water from its stern
with a steam-engine-Wheel-boats, note, 198. Gensanne's
engine, 199. Jonathan Hulls invents a steam-boat, 200.
Payne's method of expanding Auids, 202. Blake, 203. De
Moura's engine-Bernoulli and Gautier, 204. Keane Fitz-
gerald's experiments to increase steam, 205.
for converting an alternate into a rotary motion-Brindley's
improvements, 207. Biographical notice of Cngnot-He in-
vents steam-carriages, 209. Blakey's engine, 210. Anecdotes
of Smeaton, 212.
Biographical notices of James Watt—and of his family,
note, 218. Biographical notice of Dr. Robison, note-He
suggests an idea of a steam carriage to Watt, 221. Watt's
first experiment, 222. Memoir of Professor Anderson, note
Watt repairs model of Newcomen's engine, 223. Tries some
experiments upon it--Brindley's wooden cylinders, note, 225.
Smeaton's experiments, note, 226. Watt's experiment on
heating water by steam, 228.
Biographical notice of Dr. Roebuck, note, 244. Erects Carron
iron woks, 246. Works coal mines at Kinniel, 247. Watt's
experiments at Kinneil, 248. Watt gets a patent for his inven.
Describes a high-pressure-engine, and a rotary
Observes expansion of steam in a vacuum,
Embarrassments of Roebuck, 252.
Roebuck, and Bolton, and Watt compared—Roebuck sells his
interest in patent to Bolton, 257. Difficulties Watt had to
contend with, 260. Leaves Scotland-Soho, 261. First expe-
rimental engine erected at Soho, 263. Places a barometer on
condenser, 267. Introduces steam between the cylinder and
its casing, 269. Improvement on piston-Applies to Parlia-
ment to prolong term of his patent, 270. Public experiments
at Soho, 272. Bolton's estimate of power, 273. Watt invents
Clarke and Stuart's rotary motion given up-Genevois' steam-
boat and duckfoot oars-Boat moved by gunpowder, note, 281.
Biographical notice of Comte d'Auxiron, note, 282. His
steam-boat-Biographical notice of MM. Periers, note, 283.
Their steam-boat-Marquis Ducrest's account of it, 284. Perrier
procures a steam-engine from Bolton and Watt, 285. Fails
in his water-company project-Dr. Falck proposes two
Premium paid to Watt and Bolton-Smeaton's experiments
on atmospheric engine, 292. Constructs a small one at Aus-
thorpe, 293. Chacewater engine, 295. Regulating motion of
Cataract, 298, Float in pipe, 299. Warning
guage, 300, Boiler whistle, 301. Water guage-Braşs used
in many parts of the apparatus-Spelter, 302. Boring cylin-
der, 303. Cast-iron improved, and used for cylinders and
axes, 304. Cast-iron, thin copper, and plate-irun, used for
boilers-Boiler built of stone, note, 305. Carron cylinders, 306.
Wilkinson inverts boring machine, 307.
Biographical notice of Matthew Wasbrough, 329. Describes
& rotular movement-Piekard introduces a crank and loaded
wheel, 330. Wasbrough introduces it into some woollen ma-
nnfactories—Biographical notice of John Taylor, note, 331.
Wasbrough employed by government, 333. Commissioners of
navy deceive him, 335. His death noticed, note, 336. Smea.
ton's opinion of condensing engine, 337. Watt says
contrivance was stolen from him, 339. Used in many engines
long before this period, 340.
Watt invents a steam-wheel-Semi-rotary engine, 344. Second
rotary engine, 345. Invents double impulse engine, 347.
Watt converts alternating into a rotary movement, 348. Ap-
plies Ay-wheel as a regulator–Invents parallel motion, 349.
Conjectures as to its originating from Suardis' pen, 348. 10-
vents sun and planet wheel motion, 353. Bettancourt visits
London, 354. Inspects Albion Mills, 355. Propy's misstate.
Method of regulating speed of millstones by governor, 360.
Applied by Clarke of Manchester to throttle valve-Watt de-
scribes a steam-carriage, 361. Marquis de Joufroy's steam-
boat, 362. Hornblowers double cylinder engine, 363. Wilson
offers to bet against its performance, 365. Hornblowers fail in
their attempts to introduce their machines-Watt's improved
hand-gear, 366. Spanner weights--Single impulse engine de
scribed --Contrivance to prevent accidents by the descent of
the piston, 370. Joints of steam-engines, 371. Indicator super-
sedes barometer guage, 373. Double impulse engine de-
scribed, 374. Boiler and its regulating appendages, 376.
Biographical notice of John Smeaton, note, 378. Watt's fire-
place. 380. Cameron's steam-engine, 381.
Cooke's steam-wheel, 399. Bramah's hydraulic press, 400.
Biographical notice of him, 401. His rotary steam-engines, 404.
Symington's engine, 405. François engine, 407. Kempel's
engine, 408. Sadler's engine, 409. Thomson's engine, 410.
Rumsey's steam-boat on the Thames, 411. Memoir of the
Earl of Stanhope. 412. His steam-boat, 413. Fulton proposes
a steam-boat plan to him-Chancellor Livingstone's steam-
boat on Hudson, 415. Cartwright's steam wheel, 416. His
condensing engine, 417. Biographical notices of him, note, 418.
Invents metallic packing, 422. Sadler's reciprocating en-
gine, 423. Murray's Improvement on the boiler, 425. Mur-
doch's steam-wheel-Bishop's steam-wheel, 426. Nuncarrow's
engine, 427. Hornblower's steam-wheel, 428.
Watt's patent contested, 434. Bramah's letter to the
Judge, 435. On the patent laws, note, 436. Watt retires
from business, 438. Slow progress in introducing his me-
chanism, 439. Number of engines in London, Manchester,
and Leeds, 440, Crowther's engine-and Cartwright's engines
-Murray's air-pump, 442. Bramah's fourway cock, 444.
Roberton's engine-Symington's narrative, 445. Is patronised
by Lord Dundas, 446. Steam-boat on Forth and Clyde
Canal, 447. Fulton visits Symington, 448.
'Trevithic and Vivian invent high pressure steam-engine, 455.
Danger of their apparatus imaginary: 458. Their steain-
carriage, 459. Travel it on a rail-road, 460. Oliver Evans'
high pressure engine, 461. Strength of his boilers, note, 462.
His steam clipile, note, 463. His steam-wheel, note, 464.
His volcanic steam-engine, note, 465. Stevens disputes his
invention, 466. Constrncts a steam-boat-Eyans moves a
carriage by steam, and launching it also sails it by a steam-
engine, 467 Hornblower's rotary engine, 469. Wilcox's
projects-Woolfe's improvement on Hornblower's engine, 476.
Rider's scheme for boring, 471. Boaz's engine, 472. Trotter's
steam-wheel-Flint's steam-wheel, 473. Wilcox's engines, 474.
Biographical notice of Fulton, 477. His book on canals,
note. 478. Announces a mode of destroying ships-it is re-
jected by the French minister, 479. And by the Dutch Direc-
tory-Bonaparte enables him to try it, 480. Failure in Brest
harbour-Discarded by Bonaparte, 481. Receives hints of a
steam-boat from Dr. Cartwright-Establishes panoramas at
Paris, 482. Makes experiments on steam-boats at Plombieres
-M. De Blanc's stea in-boat, 483. Fulton's experiment on
the Seine-Blasco de Garay, note, 485. Fulton comes to
England-Fails in his experiment at Deal, 487. Returns to
New York, and succeeds in perfecting his steam-boat, 488.
Her first voyage, 489. His patent invaded, 491. Compared
with Oliver Evans, 492. Writes to Henry Bell, 493. Lin-
aker's boat, 494,
M. Uvillé comes to England - Boase's memoir-Uvillé buys
Trevithic's model, 516. Tries it in Mexico, 517. Comes to
England, 516. Trevithic makes engines for Peru, 518. Trevi.
thic arrives at Lima, 519, Treyithic improves his engine, 520.