Correspondence and papers regarding proposals for railways, including a paper on the proposed Great Northern Junction Railway, with a map by J. Blackmore; an article in 'The Sun' on rail links with Dublin; papers on the Eastern Union Railway, with a map of rules in Eastern England; J. Rennie's report on the London and Norwich Direct Railway; the prospectus of the Direct Northern Railway Company; a survey of Steddale Tunnel by T. Colby; a report by F. Smith on atmospheric railways (1842); a copy of 'The Railway Times' on atmospheric railways; work on improved engines for ascending inclines, with a print of Killmann's Patent locomotive and other drawings; material on Hopkin's Patent Safety rail; T. Greenhow's proposals for the easy location of railways (similar to Christaller's transport theories); a report in 'Iron Times' on a Norfolk railway accident; a report on the Menai Straits Tubular Bridge, with diagrams; an article in 'The Railway Chronicle' on resistance to trains at high speeds; work by Lord Wrottesley on the Iron Bridge Commission; and two railway maps of Britain. The correspondents include R. Sheepshanks, R. Stephenson, W. Cubitt, F. Beaufort, G. Clark, H. James and W. Fairbairn.