Series 1 - Annual, monthly and financial reports, 1872-1985
Series 2 - Minutes of the Executive Council and General Council meetings, 1880-1985
Series 3 - Conference reports, 1952-1982
Series 4 - Rule books, 1839-1977
Series 5 - Members' list, 1865-1973
Series 6 - Agreements, membership cards, trade reports, shop steward's manual and notice of amalgamation with the GMB.
Series 7 - Branch records including Belfast, Barrow, Birmingham, Bristol, Clyde, Dundee, East Cowes, Ellesmere Port, Jarrow no. 1, Grimsby and the Humber district, Leeds, London, Lytham, Manchester, Mersey, Nottingham and Derby, Portsmouth, Southampton, Southwick, Tees, Tyne and Wear and Yorkshire branches.
Series 8 - Minute books, letter books and other papers of the South Wales district
Series 9 - Laminated and Coil Spring Workers' Union papers