LIST OF PLATES

Page

TEMPERING OF STEEL TOOLS. — Coloured Plate showing Scale

USED FOR TEMPERING DIFFERENT CLASSES OF STEEL TOOLS. Devised byMessrs. Park Benjamin and Joshua Rose, United States , . frontispiece 965WINDING MACHINERY. —Winding Engines, with Double Eccentrics,

Link Motion, and Tappet Valve Gear. Erected in 1881 by Messrs.

Gibb and Ilogg, Airdrie, for the Benhar Coal Company, .... 250

ROLLING MILL MACHINERY. —Compound Reversing Rolling MillEngines, Steel Company of Scotland’s Works at Hallside, near Glasgow .Constructed by Messrs. Miller and Co., Coatbridge , ..... 291

HYDRAULIC MACHINE TOOLS.— Hydraulic Machines for Rivet-

TING AND FLANGING PLATES, RlVETTING K.EELS, AND ANGLE IRON OR

Beam Straightener or Bender. Designed by Mr. R. H. Tweddell,

London, .345

MARINE ENGINE. —Three-cylinder Compound Inverted Engines ofSteam Ship “Parisian.” Constructed by Messrs. Robert Napier and

Sons, Glasgow , ... -.496

MARINE ENGINE. —Three-cylinder Compound Direct-acting Enginesof Steam Ship “Servia.” Constructed by Messrs. James and GeorgeThomson, Glasgow , ........... 500

LOCOMOTIVE ENGINE. — Vertical and Horizontal Sections of BogiePassenger Engine. Built for the Caledonian Railway by Messrs. Neilsonand Co., Glasgow , ........... 698

LOCOMOTIVE ENGINE . — Transverse Sections of Bogie PassengerEngine. Built for the Caledonian Railway by Messrs. Neilson and Co.,Glasgow , ............. 698

PORTABLE ENGINE.— Vertical and Transverse Sections of Eighthorse-power Portable Engine. Constructed by the Reading Ironworks,Limited, ............. 764

IRON SHIPBUILDING. —Longitudinal Section and Deck Plans ofthe Screw S.team Ship “ Orient.” Built and engined by Messrs. JohnEider and Co., Glasgow , .......... 865

DREDGING MACHINERY. — Patent Comeined Hopper Dredger, todredge in 20 ft. depth of Water and carry 200 tons in its own Hopper. De-signed by Mr. Andrew Brown of Messrs. W. Simons and Co., Renfrew, . . 936

ENGINEERING WORKS. —Lattice Girder Railway Bridge over theRiver Ohio at Beaver, Pennsylvania , U.S.A. Length 1376 ft. with1080 ft. of Viaduct Approacli, ......... 1033

HOISTING MACHINERY. —Seventy-ton Steam Crane, Victoria Basin,

Dundee. Constructed by Messrs. James Taylor and Co., Birkenhead , . . 1080

STEAM FIRE ENGINE. — Front View, Plan, Elevation, Sectionthrough Pump , Cylinder, and Boiler, of a Single-cylinder SteamFire Engine. Constructed by Messrs. Merryweatlier and Sons, London , . 1085