O.S. Nock 'British Steam Railways' 1968; C.F. Klapper 'Sir Herbert Walker's Southern Railway' 1973; Peter E. Baugham 'North of Leeds' 1966; John Stretton 'Steam on Shed' 1984; O.S. Nock 'The Lancashire and Yorkshire Railway' 1969; a quantity of pamphlets and magazines; and a large quantity of other railway books