Records of the Society of Pension Consultants, comprising minutes, agendas, reports and correspondence from various committees; secretary's files; documents concerning membership; published reports and surveys.

Records of the Geological Society of London, 1807-current, notably comprising:

Minutes and papers of Annual General Meetings, 1840-current; minutes, correspondence and papers relating to meetings of the Council, 1810-current; minutes and papers of Ordinary Meetings, 1807-1998; minutes and papers of Special General Meetings; 1834-2001; Minutes and papers of Standing and Ad Hoc committees of Council, [1810-current] [section is currently undergoing revision]; Charter and Bye-laws, 1810-1993;

Correspondence and other administrative papers relating to the running of the Geological Society, including: Presidents' Papers, 1977-1997; Elected Officers' papers, 1956-1995; Executive Secretary's papers, 1950-2013; Financial records, including bequests, trust funds, 1820-2011; Letterbooks of the Assistant Secretary and other Officers, [1807]-1960;

Administrative records of departments, including: Membership, 1807-current; Conferences and scientific meetings, 1932-2006; Library, 1835-current; Archives and conservation, 1971-2004; Education Department, 1993-1998; Society's Museum, 1808-1911; Publications, 1906-2009;

Portraits and photographs of Fellows, 1792-2011; Images of the interior and exterior of Burlington House, 1873-[1995]; Plans of the Society's apartments at Somerset House and Burlington House, 1828-[1982]; Obituaries and biographical information on Fellows, [1895]-current; Records of the Society's Centenary celebrations, 1907-1908; and Bicentenary celebrations, 1994-1998;

Records of the Geological Society Club, 1824-2006; Records of the Society's Specialist Groups and Joint Associations, 1964-[2009].

Correspondence and papers of the Technical Advisory and Service Company Limited.

Papers of Donald Piers Chesworth, [1906]-1991, comprising family papers, including photograph album of scout camp attended by his father, Frederick Chesworth, [1929-1936]; diaries of his mother, Daisy Chesworth, 1942-1981, giving brief entries; family holiday photograph album, [1936], stamp albums; files relating to Daisy Chesworth's death and estate, 1987;

volume of notes and lectures relating to the National Fire Service, [1939-1945];
papers relating to Chesworth's standing as a Parliamentary candidate, 1945, 1950, including posters, press cuttings, photographs with Clement Attlee campaigning in Rangoon; notes on rallies of Oswald Mosley (standing for Parliament in North Kensington), 1959;
correspondence, reports and papers relating to Notting Hill housing and social conditions, [1957-1963], including interviews with tenants and local people, housing waiting lists, minutes of Notting Hill Social Council, 1963; population survey of Kensington, [1961]; rent tribunals; papers, probably preparatory notes for a book by Chesworth, "Anatomy of Notting Hill"; paper entitled "Community Struggles in North Kensington 1966-1974";
correspondence and papers of the Association of Neighbourhood Councils, 1971, (a local government pressure group), particularly with MPs;
correspondence, reports, photographs and papers relating to Chesworth's work with War on Want, 1963-1986, including the Mahiwa project, Tanzania, 1970-1973; Bangladesh War of Independence, 1971;
minutes and papers relating to the World Political Action Trust, 1970-1973;
reports and papers relating to wage fixing in Tanzania (formerly Tanganyika), [1961-1967]; reports and correspondence, 1962-1989, relating to the Sugar Wages Council and education in Mauritius; correspondence and papers relating to the assassination of the vice-president of Zanzibar, 1973 (Zanzibar Treason Trial);
papers relating to the Inner London Education Authority (ILEA) Labour group, including correspondence relating to secondary schools, 1973; papers relating to his work in Tower Hamlets, including Tower Hamlets Training Forum, [1962], 1986-1989; Tower Hamlets ILEA Tertiary Education Council, [1987-1990]; Spitalfields Heritage Centre, 1983-1991; papers relating to the opening of the Thames Children's Beach (Tower Hill), [1980s];
correspondence, reports and papers relating to Chesworth's work as Warden of Toynbee Hall, [1906-1987], including papers of the Management Committee, articles on the history of the Hall, annual reports, [1970-1988];
papers and correspondence relating to his work as Consultant to Kumagai Gumi UK, 1987-1991.

Papers of John Alan Gulland, 1972-1990, comprising correspondence and papers from Gulland's period as Senior Research Fellow at Imperial College, London, 1984-1990; drafts for publications and editorial correspondence; papers relating to his consultancies, including those for the European Community and the Canadian Government; documentation of overseas visits, including a 1985 visit to Antarctica; correspondence files.

Papers of Sir Henry Thomas Tizard, 1938-1942, notably correspondence relating to his work as scientific adviser to the Air Ministry, 1939-1942; Chemical Defence Board, 1949; official papers relating to the Council on Scientific Research and Technical Development, 1940; British Technical Mission to the United States, 1940; correspondence, 1940, notably with the British Embassy, Washington and Military Intelligence Division.

Papers of Max Lock, 1936-1988, produced and collected by Max Lock and the Max Lock Group, relate to Lock's career as a planner and architect and to wider issues in planning, particularly after World War Two, and comprise working papers (including survey papers) and finished material.

They include correspondence; notes and card indexes; photographs (some aerial), slides, drawings, maps and plans; Bills, Acts, white papers and other official publications; books, articles, reports and other publications (some annotated); typescripts; press cuttings; and conference papers. The bulk of the material dates from the 1940s to the early 1970s. Material relating to Lock's career and projects within the UK includes papers on his time as a Watford councillor and his architectural practice in the 1930s, including a timber house he designed at Stanmore, Middlesex; Hull, 1939-1957, including conflicts between Lock and his superiors; Scalby, 1940-1941; Middlesborough, 1943-1970; Hartlepool, 1946-1970; Portsmouth, 1948-1973; Salisbury, 1949-1969; Sutton Coldfield, 1950-1967; Bedford, 1950-1971; Sevenoaks, 1954-1965; Aberdare, 1957-1959; Stratford (West Ham), 1957-1962; Hackney and Shoreditch, 1960-1971; Woodley, 1962-1969; Oldham, 1962-1971; Covent Garden, 1963-1971; Battle, 1964; Brentford and Chiswick, 1964-1970; Torbay, 1968-1969; Dunstable, 1968-1972; Greater London Development Plan Inquiry, 1969-1971, and other material on GLC planning and transport; Beverley, 1969-1972. Material on projects and visits overseas includes papers on Scandinavia, 1937-1939, 1946-1949; India, Pakistan and Ceylon, 1946-1955; the Netherlands, including the Town Planning Institute Tour (1946), 1946-1957; the Americas, including Brazil, the West Indies and the USA, 1952-1969; Italy, 1952-1970; the Middle East, including Iraq and Jordan, 1954-1958; Australia, 1959-1960; Aden, 1960-1961; Kuwait, 1961; Nigeria, including Kaduna and Maiduguri, 1962-1975.

The collection includes a large volume of accumulated material, 1944-1987, largely printed material by other authors, including other planners, planning bodies and architects, some from architectural and planning journals and from the national and regional press, on planning and related issues both in the UK and overseas, such as planning law and procedures; central and local government and administration; public inquiries; housing; historic buildings; urban development; industry and retail; transport infrastructure, including roads and ports; traffic, noise, and the environment; social and economic issues including employment, labour, and social class; population levels and density; public amenities and utilities; land use and open space; and statistical data. Some papers relate to the affairs, including legal and financial matters, of the Max Lock Group; the architectural work of Max Lock and Partners; premises in Victoria Square, London; and the Max Lock Group Nigeria. Papers of or concerning Lock himself include his notebooks and other papers reflecting the development of his ideas; papers relating to publications and broadcasts; papers relating to professional bodies, including the TPI, RIBA, TCPA and UDAG; personal correspondence; photographs of him and his friends; papers on music and architecture, including lecture notes; articles about Lock, and his obituary in the Independent, 3 May 1988.

Papers of Sir Patrick Linstead, 1916-1968 (presented by Lady Linstead), comprising biographical papers, 1916-1968, including certificates of honours and awards, letters of congratulation, non-scientific writings, desk diaries whilst Rector of Imperial College, 1955-1966; notebooks and working papers, [1920]-1963, comprising notebooks of students days, early work at Imperial College, research at Harvard, research at Imperial College from 1949; drafts and manuscripts for lectures and publications, 1947-1966, (some of which are not listed in the official bibliography); papers relating to Linstead's work as consultant and service on committees, including his Chairmanship of the British Association Study Group on the education of the graduate scientist, 1938-1960; correspondence, 1948-[1966];

papers relating to his Rectorship of Imperial College, 1954-1967, comprising biographical and obituary notices, 1966-1967; appointment as Rector, 1954-1955; speeches, addresses and lectures, 1956-1966; papers and correspondence relating to the Committee on management and control of research and development, 1958-1962, Committee on Higher Education, 1961-1964; correspondence relating to the London School of Economics Court of Governors, 1960-1965, Science Masters' Association, 1961-1963, Association for Science Education, 1964-1965; papers relating to visits, 1955-1957, including to European universities and institutions; correspondence, 1954-1966, notably concerning the Consort Club, 1957-1962, academic salaries, 1959, with Harold Johann Thomas Ellingham, [1954-1965], John Frederick Wolfenden, [1954-1965], dinner in hall, 1955-1958, proposed International Institute of Science and Technology, 1961-1963; correspondence concerning Linstead Memorial, 1966-1968; papers concerning a visit to India, 1963-1964; Congress of the Universities of the Commonwealth visit to Imperial College, 1963; proposed International Institute of Science and Technology, 1961-1963.