- 1Engineering Drawings from the Derby Carriage and Wagon Works (DERBYC&W)
c 1877 - 1965, fonds - 2Business records of Grimshaw Brothers Limited (YA2007.92)
1866-c1970, fonds - 3Operational records (YA2007.92/6)
c1900-1963, series - 4Publications regarding railway shipping charges (YA2007.92/6/3/13/9)
1947-1957, file - 5Mechanical details (GEC/2/2/2/211)
1949, file - 6Mechanical parts and curve diagrams (GEC/2/2/2/290)
1950-1952, file - 74-8-4 diesel mechanical locomotive mechanical parts (GEC/2/2/2/294)
1949-1955, file - 8Exports (YA2007.92/6/3)
1907-1963, sub-series - 9Export reference material (YA2007.92/6/3/13)
1907-1963, sub-sub-series - 10Control connection boxes for Ulster Transport Authority, British Rail London Midland Region and Southern Region (GEC/2/2/2/501)
1940-1959, file - 11Equipment case details for British Rail London Midland Region ac coaches (GEC/2/2/2/589)
1963-1980, file - 12Underframe equipment cases and details for Danish State Railways and British Rail Southern Region, Eastern Region and London Midland Region ac coaches (GEC/2/2/2/635)
1950-1964, file - 13Metropolitan-Vickers Electrical Co Ltd tender specifications (GEC/3/10/55)
1947-1951, file - 14English Electric Company manuals (GEC/3/6/10)
1949-1956, file - 15English Electric Company manuals (GEC/3/6/13)
1947-1949, file