Finance records of Imperial College, including College accounts, 1911-1960; regulations, 1986, 1992; correspondence of the College auditor, 1909-1926; Internal auditor's reports, 1977-1979, and information leaflet, 1992;
papers relating to college appeals, comprising Appeal Committee papers, 1919-1921; Botany Research Appeal papers, 1920; Centenary Appeal brochures and reports, 1945-1954; Roderic Hill Memorial leaflet and appeal correspondence, 1954-1957; 1969 Appeal correspondence, papers, press releases, and minutes, 1965-1972; Queen's Gate Trust minutes, 1969-1970;
papers relating to donations to the college, including correspondence, 1908-1967; ledger of donors, 1907-1938; correspondence relating to donations from Charles Hawksley, 1908-1914; Goldsmiths' Company, 1934; Bryson Mulberry bequest, 1949-1952; Gregory bequest, 1961-1979; Frank Merricks Associates fund, 1936-1952; Tanner fund, 1960-1966; Jackson fund, 1968-1974; Armstrong Memorial Trust, 1952-1968; correspondence and minutes relating to the Hilary Bauermann bequest, 1933-1978;
records relating to departmental finance, including finance office log book, 1945-1956; correspondence relating to equipment grants, 1968-1970; suspense accounts, 1968-1976; special pensions, notably the Judd fund, 1935-1944;
papers relating to research and development, including university and industry liason correspondence, 1966-1970; report on university research and its commercial exploitation, 1969-1970; conference proceedings, 1983;
papers relating to Imperial College companies, notably Impel annual reports, 1988-1990; Imperial Biotechnology minutes and reports, 1982-1989; Imperial College Consultants Limited, 1991;
correspondence relating to research grants, 1968-1971; outside income, 1977-1978; report of the working party on patents, 1979 (GP);
City and Guilds College ledgers, 1913-1953 (GQ).

Correspondence, diaries and other papers of Sir Alfred Charles Glyn Egerton, including some personal papers but largely relating to The Royal Society and particularly to wartime activities and post-war research needs in Britain. The diaries form an almost complete record of Egerton's career during the period 1943-1959. Earlier diaries date back to 1917 and the period 1929-1930, but for the most part they relate to the period 1938-1941.

Biographical material comprising autobiographical writing, shorter biographical writings by others, documentation of the award of the Nobel Prize including an extensive sequence of letters of congratulation, a photographic record which includes an early, 1943, photograph taken in Montreal and photographs of a number of honorary degree and similar occasions not otherwise documented.

papers from Wilkinson's time at Imperial College London include correspondence with Imperial College Rectors and senior College administrators, 1978-1989; records relating to the Chemistry Department, 1979-1993, concerning building plans, finance and funding, Wilkinson's post-retirement plans amongst, requests to work in Wilkinson's laboratory, 1984-1993; research records relating to matters of funding, 1977-1993, principally from the Science Research Council/Science and Engineering Research Council; drafts relating to patents, ca 1976-ca 1985.

papers relating to the journal Polyhedron, where Wilkinson was chairman of the editorial board 1980-1993; records relating to societies including the Royal Society and the Royal Society of Chemistry.

correspondence, 1981-1993, reflecting Wilkinson's continuing interest in research; correspondence with politicians, covering science policy, university funding and Imperial College matters 1972-1988; correspondence arising from Russia's non-observance of International Copyright Conventions, 1969-1975.