FOOTNOTES:

[30] Some of the preceding observations on inland transport, as well as other parts of the present chapter, appeared in articles written by me in the Edinburgh Review for October, 1832, and October, 1834.

[31] Wood on Railroads, 2d edit.

[32] The cost of coke has risen considerably since the date of this report.

[33] I am indebted to the enlarged edition of Tredgold on the Steam Engine, published by Mr. Weale, for the drawings of this engine. The details of the machine are very fully given in that work, the description of them being supplied by Mr. Stephenson himself.

[34] See Table of Pressures, Temperatures, and Volumes, in appendix.