The papers of William Price, chiefly relating to spectroscopic analysis and photoionisation, comprise correspondence, lecture and teaching notes, notes compiled while reviewing scientific articles, original research notes, papers concerning Price's employment as an examiner, obituaries and reprints of journal articles, 1929-1993. These notably include correspondence with colleagues describing projects and experiments and sharing observations and data, 1942-1990; lecture notes and teaching papers compiled by Price on the theory of spectroscopy, theoretical and applied optics, especially microscopy, basic molecular chemistry, electron configurations and bond and dissociation energies of molecules, 1948-1978; notes compiled by Price for the peer review of articles and on Price's own published articles, including on the spectra of halogens, the structure of polyatomic molecules, on water and hydrides, the calculation of ionisation potentials, benzenes and hydrocarbons, the structure of the DNA molecule and natural fibres such as keratin, 1929-1977; original research notes on spectroscopic analysis, especially ultraviolet spectra of rare gases, ethylene, sulphur dioxide and other compounds, 1933-1986; papers relating to Price's work as an examiner including draft and complete examination question papers and correspondence, 1952-1978; papers concerning the membership by Price of various learned societies and attendance at scientific conferences and symposia, 1940-1992; obituaries and newspaper cuttings on Price and other distinguished scientists, 1976-1993; typescript copies and reprints of scientific journals containing articles by Price and others, on topics including spectroscopy, photoionization, ionisation potentials and electron configuration and bond and dissociation energies, 1945-1990.

The records of the King's College London Department of Physics comprise minute books, correspondence, staff records, mark books, research notes, lecture notes and texts, inventories of equipment, photographs, press cuttings and printed journal articles and catalogues, [1890]-1984. They notably include minutes and correspondence concerned with departmental equipment and maintenance, 1971-1975; records of staff meetings including arrangements for tutorials and lists of staff publications, 1975-1980; Faculty of Natural Science and Faculty of Education minutes and papers, 1975-1982; correspondence relating to the appointment, training and employment of technical staff by the Department of Physics, 1966-1981; correspondence relating to the planning of the 150th anniversary of the Department including photographs, display captions and off-prints of articles on Professor James Clerk Maxwell, Professor Owen Richardson and Professor Edward Victor Appleton, 1978; papers concerning the merger of Queen Elizabeth College with King's College, 1981-1984; University of London Committee on Academic Organisation: discussion documents, 1979-1981; papers compiled by Professor Ernest Wilson including examination question papers and a mark book on electrical engineering, correspondence concerning the publication of Wilson's research papers and nomination for membership of the Royal Society, and photographs of Wilson and colleagues, [1890]-1928; notes, articles and lecture texts concerning conferences and lectures on crystallography, spectroscopy and X-ray topography, 1978-1981; Departmental equipment order book for the Halley Stewart laboratory, Chesterford Gardens, Hampstead, 1923-1971; data book of experiments conducted in the Department, 1932; inventories of equipment at the Halley Stewart laboratory with record of transfer to King's College London, 1947-1966; printed and manuscript notebooks including databooks describing experiments on resonance, optics and nuclear physics, 1965-1971; Special Physics practical class mark book for experiments carried out by students, with printed guidance notes, 1965-1982; references and testimonials for students, 1947-1970; examination results and records of examiners' meetings, 1976-1981; glass slides of traces of elementary particles through bubble chamber, of graphs and diagrams and laboratory equipment, [1950-1970]; passport size photographs of mainly physics students, but also including some mathematics and chemistry students, 1955-1974; photographs of instruments including early electron microscope and model of DNA, [1955]; photographs of the Wheatstone laboratory physics staff, [1922, 1979]; press cuttings concerning physics staff and students, 1957-1960; offprints of Proceedings of the Physical Society and Proceedings of the Royal Society by Edward Victor Appleton and others concerning ionisation of the earth's atmosphere, the principle of conservation of energy and other topics, 1934-1936; instruction booklets for various pieces of laboratory apparatus including electrical generator and gamma ray detector, 1955-1969. Also outsize teaching diagrams [1850-1870], on subjects including: the mechanics of the telegraph; laying of telegraph cables; hydrostatics; perpetual motion; a water clock (‘clepsydra wheel’); a pendulum bucket engine; bridge construction; eighteenth century designs for a diving bell (ref: KDPY/ILL1-2).