These relate to the English Electric Type 4s - later class 40s. They're all foolscap. - SK13 8EQ.
British Rail Modernisation Scheme. 1st Generation DMUs. Technical Sheets + Plans
British Rail Modernisation Scheme. PAXMAN 16YHXL ENGINES Tech Sheets + Plans
British Rail Modernisation Scheme. SULZER 6 & 12 LDA 28 Tech Sheets + Plans
British Rail. Modernisation Scheme. WHEEL NOTATION Of Diesels. Circa 1960. Good.
British Rail. Modernisation Scheme BRUSH TYPE 2 (Class 31) Training Notes + Plan
British Rail. Modernisation Scheme EE TYPE 3 (Class 37) Training Notes + Plan