LIST OF PLATES.

FRONTISPIECE, Mr. Gurney's Steam-drag to face the Title-page.

CONTENTS.

CHAPTER I.

Advantages-Economic Purposes-Food for sixteen millions of mouths
--Commercial advantages-Remedy for want of food, not emigra-
tion-Ireland's wants-Corn laws-Agriculture-Calculation of ex-
penses-Moral advantages-Safety-Humanity

CHAPTER II.

Power-Low-pressure engine-High-pressure engine-Compressed air

-Gas-vacuum engine-Gunpowder-Ammoniacal gas-Carbonic

acid ..

CHAPTER III.

PAGE

Rise, progress, and description of steam-carriages-Dr. Robinson-
Oliver Evans-Mr. Watt-Mr. Trevethick-Mr. Blinkensop-
Messrs. Chapman-Mr. Brunton-Mr. Stevenson-Power of going
up hill-Light boilers necessary-Mr. Griffith-Mr. D. Gordon-
Messrs. Seaward-Sir James Anderson and Mr. James-Messrs.
Hill and Burstall-Multifarious-Mr. Gurney in 1825-Friction of
wheel sufficient to impel-Liverpool and Manchester Railway—
Messrs. Stevenson and Co.-Great speed-Messrs. Braithwaite and
Erricsson-Rail-ways in United States-Mr. Howard-Mr. Gurney
in 1827-Steam conveyance on common road at Gloucester-Oppo-
sition-Safety-Theory of explosion-Introduction in Scotland-
Sir Charles Dance's letter-Mr. Stone's letter-Hostile road repair
-Mr. Hancock-Messrs. Summers and Ogle-Mr. Gibbs-Mr.
Trevethick-Comparison of boilers-Error as to hills-Highgate-
hill-Great public benefit on present lines-Pavement-Action of
horses' feet-Wheels-Wear of roads

CHAPTER IV.

Roads Mr. M'Neil's evidence-Carriages-Wheels-Comparison of

railways, common roads, and canals.....

CHAPTER V.

Ways and means for introducing steam-carriages-Pauperism remedied

!