David Baxter. British Locomotive
Chrimes Biographical Dictionary of Civil Engineers
Dow's Dictionary of Railway Quotations
Concise [Illustrated] encyclopedia of world railway locomotives; edited by P. Ransome-Wallis.
Marshall's Biographical Dictionary of Railway Engineers
Oxford Companion to British Railway History
Oxford Dictionary of National Biography
Missing persons: Galton
and more missing persons including Ahrons
Dawn Smith's Biographical dictionary
In addition there are several major works which will be gathered here with
time, but the RCTS series are listed on the RCTS
Ahrons, E.L. . The British Steam Railway Locomotive 1825-1925. London: Locomotive Publishing Co., 1927. 391 pp. 473 illus. 19 tables.
Locomotive and train working in the latter part of the nineteenth century; edited by L.L. Asher. Cambridge: Heffer, 1951-4. 6 vols.