Collection documents Kemble's professional activities. They record him as student, researcher, physicist, philosopher, and teacher. Material relates to research problems and physical science matters; University affairs, education and teaching, science and religion, science and human values, and professional associations. Formats include correspondence (1921-1983), manuscripts, reports, essays, student notes (1913-1916), lecture notes and teaching materials (1919-1959), computations and photographs. The lecture notes relate primarily to theoretical physics (especially quantum theory) and in general education physical science; records and correspondence relate to Academic Year Institutes, 1957-1961; materials (typescripts of talks, reports, correspondence, etc.) related to activity in ALSOS Mission as Deputy Director, in Wartime Physics at Harvard as Department Chairman, in the General Education Movement, the Furry Case, and the Institute for Religion in an Age of Science (IRAS); AAPT related materials concerning its Coulomb Law Committee, as Chairman, and the Oersted Medal, as recipient; and manuscripts for Physical Science: Its Structure and Development, Vol. I (M.I.T. Press, 1965) and Vol. II (M.I.T. Press, 1970).