Main financial registers of Bedford College, 1849-1965, including accounts ledgers, 1865-1964; records of student fees, 1849-1963; summary of student fees, 1965-1966; Journals, 1921-1963; Transfer Journals, 1965-1970; Grants Ledgers, 1900-1909; Cash Account Books, 1888-1963; Principal's Cash Book, 1894-1909; Petty Cash Books, 1904-1961; Cash Books and receipts, 1922-1969; Council Cheque Schedule Books, 1889-1965; College Account Book, 1891-1911. Early accounts of Bedford College (kept by the Lady Resident), including student fees, 1856-1866 and household bills, 1856-1866. Annual accounts, 1894-1977, notably balance sheets, 1894-1931; annual accounts and working papers, 1920-1983; estimates of receipts, 1899-1940; working papers and final figures for University Grants Council Returns, 1928-1977, with Quinquennial accounts, correspondence, and estimates, 1936-1972. Material relating to students' accounts and scholarships, 1861-[1965], including Students' Maintenance Grant Accounts, 1925-1956; Registration Fees Account Book, 1948-1958; Account Books for the Old Pupil's Scholarship Fund, 1861-1911; Accounts for various scholarships and funds, 1877-[1965]. Papers relating to Staff salaries and revisions, 1894-1976, including material on salary scales of and payments to teaching and administrative staff, research fellows and visiting lecturers, 1894-1973; wage and wage analysis books, 1945-1972, for Student Demonstrators, Visiting Lecturers, Laboratory Technicians, Household Staff and Junior Administrative Staff; letters of appointment to temporary and part-time staff, 1954-1957; monthly payroll computer printout, 1975-1976; wages signature books, 1912-1963, for Bedford College Household, Maintenance, Domestic, Laboratory and Administrative staff; papers relating to salary scales of lecturers, 1901-1906; Personnel Accounts, 1922-1949; material relating to the Bedford College Pension Scheme, 1907-1976, including ledgers, financial papers, Forms of Agreement, and tax sheets. Account books and legal papers for Capital Buildings Projects, 1903-1970, including a Day Book for the Building and Endowment Fund, 1904-1916; Accounts of the Extension fund, 1926-1932; and papers relating to war damage to the College buildings, 1945-1954. Household Accounts, 1910-1969, including Household Accounts, 1910-1938; Bursar's bills for payment by the Household Committee, 1941-1947, and Finance Committee, 1941-1955; Household Cash and Analysis Books, 1941; Wages Analysis Book for Household and Garden, 1941; Accounts of the Stationery Shop, 1959-1969; Account books for the Athletics ground, 1932-1944. Accounts for special funds, 1894-1968, including the Principal's Loan Fund, 1894-1955, the Geraldine Jebb Memorial Fund, 1961, and the Paterson Memorial Fund, 1943-1948.

Papers of Alice G Rigden (subsequently Baker), comprising three notebooks, c1942-1944, containing manuscript notes and diagrams on electrical subjects, all marked 'restricted', from her ATS training; and a brief typescript memoir [1999] of her service in World War Two.

Papers, c1914-1989, of Dame Kathleen Lonsdale.

Biographical material includes correspondence and papers relating to imprisonment in Holloway Prison, with Lonsdale's own accounts of her time there; diaries and personal notebooks, 1946-1969; letters of congratulation on election as Fellow of the Royal Society (1945); various photographs dating from school to her later years.

Papers relating to Lonsdale's teaching and administrative work at University College London include papers on teaching undergraduate and postgraduate courses; significant documentation relating to laboratory personnel, research funding and general university administration; papers relating to the 'Round Table on Peace Studies', which proposed the establishment of a centre for research into international conflict at the University.

Research material, 1924-1970, consists of Royal Institution papers comprising notebooks, one dating from Lonsdale's first period there (1923-1927), correspondence with colleagues such as W H Bragg and J M Robertson, and Lonsdale's notes and drafts for various research topics; correspondence and papers from her University College years covering many different areas of research, including diffuse scattering of X-rays, thermal vibrations in crystals, methonium compounds and urinary calculi (the latter topic particularly well documented and including several case studies), and including a large group of photographs, mostly of X-ray diffraction patterns.

Papers on the preparation of volumes of the International Tables for crystal structure determination from Lonsdale's chairmanship of the Commission on Tables (1948) comprise drafts, notes and correspondence with colleagues and publishers.

Extensive papers relating to publications, lectures and broadcasts include drafts of articles, on subjects including peace and religious issues, also including obituaries and biographical articles on various individuals, books, book reviews, obituaries, and letters to newspapers and magazines, the latter principally on the issue of atomic weapons; general correspondence concerning publications; drafts of lectures, 1945-1970, including ethics and the role of science in society; a large series of lecture notes, 1933-1970; scripts for broadcasts, on topics ranging from crystallography to religion, 1945-1967.

Papers on foreign and domestic travel, 1943-1971, relating to conferences and lectures, on crystallography, science ethics, and work for the Society of Friends, including her visit to China (1955) and her world tour (1965).

Papers relating to organisations, notably the British Association for the Advancement of Science (BAAS) and the International Union of Crystallography (IUCr), including material relating to a number of International Congresses of Crystallography, also papers relating to participation in Pugwash Conferences on World Affairs, 1958-1970, and papers concerning prison reform and the running of Bullwood Hall Borstal, Essex.

Correspondence, 1927-1974, comprises two main sequences, one arranged alphabetically, the other chronologically; 'day files', principally carbons of outgoing correspondence, 1966-1969; a sequence of references and recommendations; also including correspondence relating to Lonsdale's period of imprisonment (1943). Correspondents include scientists such as Max Born, W H Bragg, W L Bragg, E G Cox, Dorothy Hodgkin, Judith Milledge, L C Pauling and A J C Wilson.

Staff files, 1900-1985, containing information relating to employment issues such as applications, appointment letters, correspondence, and information on salary and superannuation; correspondence with the University of London, 1908-1961; material relating to the appointment of staff, including the Principal, 1929 and 1971, research staff, 1921-1953, Library Assistants, 1912-1948, administrative Assistants, 1927-1946, and Laboratory Assistants, 1912-1939; papers relating to Staff appointments and conditions, 1906-1918 and 1940; papers concerning the restructuring of pay and duties of Laboratory Technicians, 1973; papers regarding the employment of postgraduates in science research, 1962-1964; material on war, disablement and sickness benefits, 1919-1955; papers on appointments to Chairs and Readerships, 1919-1960; papers of the Sub-Committee on Secretarial and Clerical Staff, 1968-1972; Minutes, papers and reports of the Department Staffing Committees, 1946-1976.

Staff files, 1909-1985, of Queen Elizabeth College and predecessor bodies, comprising Academic and Academic related staff files, 1909-1985 (Ref: QA/FPA); Manual and Technical staff files, 1919-1985 (Ref: QA/FPT); Clerical and Secretarial staff files, 1922-1985 (Ref: QA/FPC). Academic staff includes professors, lecturers, research staff and academic related staff such as senior administration officers and professional staff such as librarians. The Manual and Technical staff files include porters, catering and kitchen staff, laboratory and research technicians, cleaners, carpenters, nurses, telephonists and receptionists. The Clerical and Secretarial staff files include bursars, typists, clerks, secretaries, library assistants, administrative assistants and computer operators.

Records relating to Imperial College staff, 1907-2000, comprising administrative, staff clubs and association records, namely staff handbooks, 1963-1973; terms of service, 1918-1963; correspondence relating to superannuation schemes, 1909-1971, including City and Guilds College, 1912-1925; absence regulations, 1929-1939; gratuities, 1931-1971 (GSA);
papers relating to Chairs and Readerships, including correspondence relating to inaugural lectures policy, 1955; lectureships, 1967-1969; Academic and related Staff Joint Committee, 1976-1977; retirement arrangements, 1955-1982; Student Demonstrators, 1973-1979; lists of Research Assistants, 1921-1967; papers relating to Pro-Rectors, 1956-1980; minutes and papers of the Deans and Advisory Committee, 1942-1957, including papers relating to the office of Dean, 1958-1966, wardens' posts, 1957-1984; papers of the Fellowships and Emeritus Professorships Committee, 1932-1979; correspondence of the Honorary Associateship of Imperial College, 1936-1980; papers of the Academic Staff Assembly, including minutes, 1971-1977, correspondence, 1970-1975; papers of the Working Group on the Federal University, 1975-1978;
Canteen Committee minutes, 1960-1962; papers relating to secretaries and clerical staff, 1940-1969; correspondence with the Holland Club, including a history, 1956-1973; correspondence relating to the Newsletter, 1955-1971; Rector's Bulletin, 1950-1971; Rectors' papers, 1938-1981; papers relating to Technical Staff, notably Technician's Committee, including minutes, 1949-1966; University of London sub-committee on training, 1963-1971; pensions, 1955-1968; Training committee, including minutes, 1950-1976; appointments and promotions, 1967-1970; laboratory assistants, 1907-1909 (GSJ);
papers relating to Departmental Superintendants, including minutes, 1962-1970; religious services, 1963-1975; Staff Christian Association, 1955-1972; personnel notes and circulars, 1986-2000; correspondence relating to the Consort Club, 1965-1978; Yacht Club, 1968-1978; Imperial College Wive's Club (later Women's Club), 1975-1998;
papers relating to staff working for external bodies, 1939-1977; correspondence with St Mary's Hospital concerning patents and royalties, 1958-1959; papers relating to the representation of the College at Congresses, 1950-1958; National Fruit and Cider Institute Governing Body, 1925-1983 (GTR).