Papers, vacuum brake patent papers, Sydney H. Morden, Edward S. Luard, Vacuum Brake Co. Ltd. Consolidated Brake & Engineering Co. Ltd., etc., circa 1906 to 1917. Collection of legal documents, printed patent specifications, drawings, correspondence, press advertisements etc. relating to patents for vacuum brake apparatus taken out by Sydney H. Morden, Edward S. Luard, the Vacuum Brake Co., the Consolidated Brake & Engineering Co. Ltd., and others. Includes copies of Morden's grant of patents in Argentina, the Transvaal, Australia, Natal and the Cape of Good Hope Colony; various drawings and letters re apparatus for Madras Railways; correspondence with G.F. Redfern, Patent Agent, re Hungarian patents, etc. Dating between circa 1906 and 1917.