Records of the Department of Management Science of Imperial College, 1966-1985, notably papers and brochures concerning the history of the department, 1956-1985; courses and conferences, 1964-1988; reports, 1978-1986; papers relating to the Production Engineering and Production Management Development Committee, 1960-1963; organisation and administration of the department, 1956-1981.

Records of the Hammersmith and City Railway, including Board meeting minutes; General meeting minutes; Board of Trade inspection reports; agreements, tenders and contracts; list of staff; financial accounts and petitions from inhabitants of Westbourne Park for a station between Notting Hill and Bishops Road.