Experimental notes, working papers, correspondence and lecture summaries compiled by Charles Wheatstone, 1836-1875, and photographs collected by him in that period. Notably including papers relating to the development and testing of the telegraph, [1836-1960]; descriptions of experiments and test results concerning the measurement of electromotive forces and electrical potential, [1840-1875]; experimental observations on the nature of magnetism, electricity and thermodynamics, including electromagnet design, batteries and dynamos, [1834-1855]; working papers relating to optics including experiments into refraction, colouration of compounds and polarisation, [1850-1875]; drafts of lectures on sound and musical instruments prepared by Wheatstone, [1832-1837]; material relating to the management of the Wheatstone collection of scientific instruments and library, 1890-1992; biographical material relating to the life of Wheatstone, the invention of the telegraph and Wheatstone's musical instrument manufacturing business, with unrelated newspapers, 1757-1975; stereoscopic photographs and glass negatives taken by Roger Fenton, Samuel Buckle, Jules Duboscq and others, featuring landscapes, still lifes, panoramic scenes of cities including Paris and Moscow and the interior and exterior of the Crystal Palace, Hyde Park, Sydenham, 1851, and especially the Exposition Universelle, Paris, 1855, [1850-1901]; artefacts from Department of Physics, King's College London, including demonstration equipment, telegraph apparatus, a nail fiddle and other prototype musical instruments, [1834-1875]; exhibition of scientific and musical instruments, [1834-1875].

Records, c1869-1979, of the Strand School and its predecessors, comprising Headmaster's general and policy files, 1875-1977 (Ref: KSS/GPF); minutes of the Strand School, 1913-1938, and minutes relating to staff, 1957-1978, Houses of the school, 1942-1969, school societies, 1936-1957, parents' open evenings, 1956-1969, and conference of Headmasters and mistresses of London County Council (LCC) secondary schools, 1925-1952 (Ref: KSS/M); ledgers of pupils' accounts with the school, 1868-1908 (Ref: KSS/L); printed school accounts, 1910-1913 (Ref: KSS/ACC); registers containing staff details, 1893-1970, pupils' details, 1900-1925, 1931-1936, 1946-1979, and House records, 1933-1959 (Ref: KSS/R); Headmaster's albums of commended essays and artwork, 1912-1929 (Ref: KSS/ALB); record books of the Nature Society, 1909-1939, and sports record book, 1950-1956 (Ref: KSS/RB); programmes for school events, 1905-1912, 1950-1973, and school calendars, 1969-1977 (Ref: KSS/PRG); school magazines, 1905-1977 (Ref: KSS/PM); school prospectuses, 1915, 1938 (Ref: KSS/SYL); catalogues of books in Strand School and King's College use, c1869-c1894 (Ref: KSS/CA); bound addresses of thanks from staff and students to William Braginton, 1909-1910 (Ref: KSS/SP); private papers of Lt H Alnwick, comprising exercise books of plays written by him, 1924 (Ref: KSS/PP); ephemera including various invitation cards to school events, 1912, 1957-1968, a scheme for amalgamation of schools, 1906, regulations regarding management of the school, 1909, and the Strand School song and school rules, both undated (Ref: KSS/EPH); photographs, c1900-c1970 and undated, including school classes, staff, sports, portrait of William Braginton and the front of the Strand School, Brixton (Ref: KSS/PH); LCC's London School Plan and associated maps, 1947 (Ref: KSS/PBN); Keith Thomas White, 'History of Strand School, 1875-1913', written for MA in Science Education, Chelsea College, University of London, 1984 (Ref: KSS/TH).

King's College London photographs and illustrations constitute an invaluable record of students, staff, College buildings and events from the opening of the College until the present day, 1829-2000. They consist of loose, framed and mounted, or album portrait photographs of a number of academic and non-academic staff, including Principals, Deans, College Secretaries and senior teaching staff such as Heads of Department of most departments and faculties, with some additional support staff such as porters, [1850-2000]; colour and black and white photographs of interior and exterior views of King's College London Old Building in the Strand, including entrances to King's in the Strand and Embankment, Great Hall, Main Entrance Hall, Engineering, Wheatstone and Biological Laboratories with equipment, anatomy dissecting rooms, departmental libraries, Common Rooms, Lecture Halls, King George III Museum, Council Room, individual floors of Old Building and floor plans, [1880-1980]; mainly black and white photographs and slides of the interior and exterior views of Halls of Residence including Halliday Hall, Lightfoot Hall and Wellington Hall, [1970-1990]; mainly black and white photographs and slides of sights around the Strand and King's College, including frontage of houses adjacent to the Strand entrance to King's, the Old Watch House, Somerset House, river Thames, St Clement Danes and St Mary-le-Strand churches, Westminster and Waterloo Bridges, aerial views of King's and surrounding buildings, [1890-1990]; photographs of Day Training College including laboratories, teaching and common rooms, [1917]; photographs, drawings and postcards of the College Chapel including organ, stained glass, altar, entrances and services, 1859-[1980]; photographs showing redevelopment at King's including post- World War Two repairs and extension to Wheatstone Laboratories into car park, various stages of the construction of the Strand Building, [1949-1972]; photographs of the College Library (Strand site) including the Skeat and Furnivall Library, showing issue desks and individual rooms, 1954-1987; photographs and drawings of other buildings connected to King's, principally the Hospital in Portugal Street, Macadam Building, Chelsea scenes such as Lightfoot Hall and Chelsea College, and Cornwall House, [1850-1980]; mainly photographs but also some drawings of events at King's, notably including a cartoon of the duel between the Duke of Wellington and the Earl of Winchilsea in Battersea Fields, 1829, visits by dignitaries including Prince Albert and Queen Elizabeth II, College outings, sporting events, inspections of troops, anniversary events, exhibition displays, dinner engagements, leaving parties, graduations, Liddell Hart Centre for Military Archives Annual Lectures, launch of new institutes and departments, portrait painting unveilings, with some Chelsea College events, 1829-2000; photographs of King's during World War Two, notably air raid preparations, students and staff, including during the relocation of King's to Bristol University, 1939-1943; group photographs of students and staff in various departments and faculties, mainly King's College for Women, Theology, Laws, Science and Arts, with some few cricket, football, rowing, hockey and other sports' teams, 1906-[1977]; student rags and events involving the College mascot, Reggie the Lion, [1920-1939]; roll of honour for World War One, with photographs of war memorial, 1914-1918; drawings and photographs of College seal, plaques and coats of arms; negatives of King's illustrations and photographs, with portraits, letters, cartoons, some staff and interior shots, 1929-1980

Typescript edited and unedited versions of memoirs of Lt Col John Alfred Codrington, [1947] entitled 'Gathering moss', 1898-1944, including account of service with British Mission Allied Armies of the Orient, Smyrna, Turkey, 1920, and as British Liaison Officer to French forces in Syria, 1926-1929. Photographs and papers, including notebook with manuscript notes on Regimental history of the Coldstream Guards, military training and preparations for deployment to France, 1917, eight watercolour paintings of churches in French towns, 1918, and photograph of Gen Sir George Wentworth Alexander Higginson at the unveiling of the Guards Memorial, St James's Park, London, 1926.