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].

Papers, [1949]-1988, mainly relating to the teaching of physics at King's College, London, notably teaching notes, handouts and offprints of articles for use in lectures and tutorials, on subjects including Raman Spectroscopy, Microwave and Physics Frequency Spectroscopy, Solid State Physics, Hydrograph Bonding, and Modern Physics, [1950-1986]; two copies of the King's College London Physics Department Second Year Laboratory Manual; correspondence relating to references provided by Wilkinson [for his students], 1979-1988; notes, correspondence and papers relating to physics and chemistry syllabi, [1964-1971], including proposals for physics teaching; papers, [1949]-1969, on examination of students of chemistry and physics, including King's College and University of London exam papers, [1949-1966], and examples of physics exam questions at other London colleges, 1964; agenda, minutes and reports of King's College and Queen Elizabeth College Physics Department Staff Meetings, [1981-1987]; reports of the Development Planning Committee, 1969-1971; Annual Reports of the Physics Department Spectroscopy Group, 1959-1960 and 1962-1966. Papers relating to research funding, notably reports by Wilkinson on research proposals submitted to the Science Research Council, [1973], [1978], and [1981-1986]; files of correspondence and papers relating to Wilkinson's PhD students, notably David Meade and K J Dean, 1978-1985; papers relating to Science Research Council grants made to Wilkinson, [1950-1989]. Named files, containing correspondence, drawings, photographs and papers on various scientific subjects, especially relating to Raman Spectroscopy, largely containing offprints of articles by Wilkinson and others, [1960-1980]. Files of correspondence and papers relating to academic papers and articles written by Wilkinson, including a speech to the Indian Raman Conference; an article with W F Sherman and J S Budenheimer on 'High pressure studies on Hexamethyl Benzene'; the 'Chinese University Development Project Panel and Commission Report on solid state spectroscopy in physics at Sichuan University, Chengdu, China', May 1985; correspondence and proofs relating to a chapter by Wilkinson and W F Sherman on Raman Spectroscopy; correspondence with the Reverend Stanley H Williams concerning a proposed biography of W E Williams; correspondence with Pergamon Press relating to a new edition of the Encyclopedia of Physics . Papers, notes and drawings relating to scientific equipment, including a Dovesbury Synchrocyclotron, 1980-1981, a Spex Laser, 1978, a Carey 81 Laser, and an Ionised Argon Laser, 1954 and 1967. Personal files include information regarding Professor Sir John Randall, Emeritus Professor of Biochemistry at King's College, [1984], correspondence and papers relating to the Perkin Elmer Prize, 1987, copies of book reviews by Wilkinson, and a list of his papers published before 1978. The collection also contains 4 boxes of glass slides showing sample spectra.

Notebook of Williamson, 1884, created whilst a student at King's College, London, and containing notes on Divinity, Greek, Mathematics, Physics, History, Latin, Greek Testament and English Literature.