LIST OF PLATES.

Plate I.
TO FACE
The Great Wheel in Action[Title page]
Plate II.
North-Eastern Railway Locomotive[18]
Plate III.
The Great Steam Hammer, Royal Gun Factory, Woolwich[28]
Plate IV.
The American Tract Society Building[76]
Plate V.
General View of the Great Wheel at Earl’s Court[84]
Plate VI.
Mount Washington Inclined Track[124]
Plate VII.
Pike’s Peak Railroad, Rocky Mountains[128]
Plate VIII.
The “Clermont” from a Contemporary Drawing[130]
Plate IX.
The “Mary Powell”[144]
Plate X.
The “New York”[148]
Plate XI.
H.M.S. “The Terrible”[168]
Plate XII.
The 110–Ton Armstrong Gun[202]
Plate XIII.
The Forth Bridge[292]
Plate XIV.
The Tower Bridge in course of Construction[298]
Plate XV.
The Brooklyn Bridge[304]
Plate XVI.
The North Mouth of the Great Tunnel, St. Gothard Railway[374]
Plate XVII.
Spectra (Coloured Plate)[422]

Wind, Steam, and Speed (after Turner).