Railways an introductory sketch - Stephenson, Rowland Macdonald 1808-1895 (J. Weale, 1850)
"Part I.". - "With illustrations.". - Goldsmiths'-Kress no. 37006. - OCLC, 19358427. - Reproduction of original from Goldsmiths' Library, University of London. - The second part of this work is Railways: their capital and dividends, by E.D. Chattaway, London, 1855-6