- 1Electrical equipment and wiring diagrams including for British Railways Board and Polish State Railways (GEC/2/2/4/98)
1961-1970, file - 2Drewry Car Co Ltd, Metropolitan-Cammell Carriage & Wagon Co Ltd and Ruston Diesels brochures and publications (GEC/4/1/3)
1950-1960, file - 3General Electric Company, Westinghouse Brake & Signal Co Ltd, Alfred Wiseman & Co Ltd, Blackstone & Co Ltd and Ruston & Hornsby Ltd spare parts catalogues (GEC/4/7/22)
1957-1984, file - 4Spare parts catalogues and lists (GEC/4/7/27)
1898-1973, file - 5Ruston & Hornsby Ltd, Niigata Converter Company Ltd and Davies & Metcalfe Limited manuals (GEC/3/6/3)
1936-c 1960, file - 6Manuals for various companies (GEC/3/6/84)
1913-1969, file - 7Industrial locomotive photographs (GEC/4/2/33)
1932-1967, file - 8Industrial locomotive photographs (GEC/4/2/36)
1920-c 1970, file - 9Spare parts catalogues and lists (GEC/4/7/38)
1958, file - 10Trade card of 0-4-0ST OC class W5 locomotive (PECK/8/3/22)
c 1870-1965, item - 11Notes and correspondence relating to Kenneth Cantlie's career in mid-1950s (CANT/1/19)
1955-1956, file