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phenson, 204; the Locomotive of 1888, 204; Introduction of Railroads in Europe,

206 ; Introduction of Railroads in the United States, 207; John Stevens's Ex-

perimental Railroad, 1825, 207; Horatio Allen and the “ Stuurbridge Lion," 1929,
208; Peter Cooper's Engine, 1829, 209; E. L. Miller and the 8. C. Railroad, 1830,
210; the “ American " Type of Engine of John B. Jervis, 1882, 812 ; Robert L.

vens and the T-rail, 1830, 214; Matthias W. Baldwin and his Engine, 1831,

215; Robert Stephenson on the Growth of the Locomotive, 220.

Introduction, 221 ; Ancient Prophecies, 223: the Earliest Paddle-Wheel, 228;

Blasco de Garay's Steam-Vessel, 1543, 224; Experiments of Dionysius Papin,

1707, 214; Jonathan Ilulls's Steamer, 1786, 225; Bernouilli and Gauthier, 228;

William Henry, 1782, 280; the Comte d'Auxiron, 1772, 232; the Marquis do

Jouffroy, 1776, 233; James Rumsey, 1774, 234; John Fitch, 1785, 285; Fitch's

Experiments on the Delaware, 1787, 287; Fitch's Experiments at New York,

1796, 240, the Prophecy of John Fitch, 241 ; Patrick Miller, 1786-'87, 241; Sam.

uel Morey, 1793, 243; Nathan Read, 1788, 244; Dundas and Syminington, 1801,

246; Henry Bell and the Comet, 1811, 248; Nicholas Roosevelt, 1798, 250;

Robert Fulton, 1802, 251; Fulton's Torpedo-Vessels, 1501, 252; Fulton's First

Steamboat, 1808, 253; the Clermont, 1807, 257; Voyage of the Clermont to Al-

bany, 259; Fulton's Later Steamboats, 260; Fulton's War-Steamer Fulton the

First, 1815, 261; Oliver Evans, 1804, 263; John Stevens's Screw-Steamer, 1804,

264; Stevens's Steam-Boilers, 1804, 264; Stevens's Iron-Clad, 1812, 268; Robert

L. Stevens's Improvements, 270; the “Stevens Cut-off," 1641, 276; the Stevens

Iron-Clad, 1837, 277; Robert L. Thurston and John Babcock, 1821, 280; James

P. Allaire and the Messrs. Copeland, 281; Erastus W. Smith's Compound Engine,

283; Steam-Navigation on Western Rivers, 1811, 288; Ocean Steam-Navigation,

1808, 285; the Savannah, 1819, 286; the Sirius and the Great Western, 1838, 289;

the Cunard Line, 1840, 290 ; the Collins Line, 1851, 291; the Side-Lever Engine,

292; Introduction of Screw-Steamers, 293; John Ericsson's Screw-Vessels, 1836,

294; Francis Pettit Smith, 1837. 296; the Princeton, 1841, 297; Advantages of

the Screw, 299; the Screw on the Ocean, 800; Obstacles to Improvement, 801;

Changes in Engino-Construction, 302; Conclusion, 303.

CHAPTER VI.

THE STEAM-ENGINE OF TO-DAY.

THE PERIOD OF REFINEMENT—1850 TO DATE

808

Condition of the Steam-Engine at this time, 308; the Later Development of

the Engine, 304, Stationary Steam-Engines, 307, the Steam-Engine for Small

Powers, 307; the Horizontal Engine with Meyer Valve-Gear, 811; the Allen En-

gine, 314; its Performance, 316; the Detachable Valve-Gear, 316; the Sickels

Cut-off, 317; Expansion adjusted by the Governor, 318; the Corliss Engine, 319;

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the Greene Engine, 321 ; Perkins's Experiments, 323; Dr. Alban's Work, 325;

the Perkins Compound Engine, 327; the Modern Pumping-Engine, 328; the

Cornish Engine, 328; the Steam-Pump, 881; the Worthington Pumping-Engine,

888; the Compound Beam and Crank Engine, 835; the Leavitt Pumping-En-

gine, 836; the Stationary Steam-Boiler, 338; “Sectional" Steam-Boilers, 343;

" Performance" of Boilers, 344; the Semi-Portable Engine, 348; Performance of

Portable Engines, 850; their Efficiency, 352; the Hoadley Engine, 354; the

Mills Farm and Road Engine, 356; Fisher's Steam-Carriage, 856; Performance

of Road-Engines, 357; Trial of Road-Locomotives by the Author, 358; Conclu-

sions, 858; the Steam Fire-Engine, 860; the Rotary Steam-Engine and Pump,

863; the Modern Locomotive, 368; Dimensions and Performance, 373; Com-

pound Engines for Locomotives, 376; Extent of Modern Railroads, 378; the

Modern Marine Engine, 379; the American Beam Engine, 879; the Oscillating

Engine and Feathering Wheel, 381; the two “ Rhode Islands," 882; River-Boat

Engines on the Mississippi, 384; Steam Launches and Yachts, 386; Marine

Screw-Engines, 889; the Marine Compound Engine, 390; its Introduction by

John Elder and others, 893; Comparison with the Single-Cylinder Engine, 895;

its Advantages, 396; the Surface Condenser, 397; Weight of Machinery, 398;

Marine Engine Performance, 398; Relative Economy of Simple and Compound

Engines, 399; the Screw-Propeller, 899; Chain-Propulsion, or Wire Rope Towage,

402; Marino Steam-Boilers, 403; the Modern Steamship, 405; Examples of Mer-

chant Steamers, 406; Naval Steamers--Classification, 409; Examples of Iron-

Clad Steamers, 412; Power of the Marine Engine, 415; Conclusion, 417.

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