- 1Battery mining locomotive drawings (GEC/2/2/2/1)
1956-1964, file - 2Bogie drawings (GEC/2/2/2/2)
1956-1964, file - 3GEC Traction Archive (GEC)
1846-1996, fonds - 4Control equipment schemes and details (GEC/2/2/3/1)
1966-1967, file - 5Chislet colliery trolley locomotive mechanical parts (GEC/2/2/2/168)
1961-1965, file - 6Industrial locomotive arrangements and details (GEC/2/2/2/182)
1960-1964, file - 7National Coal Board, Sandhole Colliery trolley locomotive mechanical parts (GEC/2/2/4/27)
c 1953, file - 8Maltby Colliery type D.B.F. locomotives mechanical parts (GEC/2/2/4/29)
c 1959, file - 9Bradford Bold & Pleasley Collieries type D.B.F. locomotive mechanical parts (GEC/2/2/4/31)
c 1955, file - 10National Coal Board mechanical parts for type DBF battery locomotives for Bold & Bradford Collieries (GEC/2/2/4/57)
1955, file - 11Mechanical and electrical details including for National Coal Board outlines of locomotives for Penallta, Bowhill, and Markham collieries, Central Argentine Railway, South African Railways and Harbours and Metropolitan-Vickers Electrical Co Ltd (GEC/2/2/34/66)
1958-1975, file - 12Electrical equipment layouts including for South African Railways and Harbours, National Coal Board and Roan Antelope Trust (GEC/2/2/4/73)
1957-1989, file - 13Electrical equipment layouts including for South African Railways and Harbours, National Coal Board and Dutch Railways (GEC/2/2/4/74)
1958-1978, file - 14Electrical equipment layouts including for the National Coal Board and Consolidated Goldfields Ltd (GEC/2/2/4/87)
1951-1964, file - 15Electrical equipment and wiring diagrams including for British Transport Commission, the National Coal Board and Indian Government Railways (GEC/2/2/4/92)
1958- 1968, file
