Full and comprehensive collection covering Runcorn's whole career from school to death. Includes research, visits and conferences, lecture drafts and correspondence (1947-1988). Visits and notes include very frequent trips to the U.S. (1956 to 1988), Committee on Space Research (COSPAR), Royal Society and committee information, NATO Advanced Study Institute, American Geophysical Union, European Science Foundation, International Council of Scientific Unions, National Science Foundation, International Astronomical Union, International Union of Geodesy and Geophysics, the Royal Society, Royal Astronomical Society, University of Newcastle, and the European Union of Geophysics. Also includes undergraduate and graduate notebooks, pocket diaries (1967-1984), prizes, Bruce Babbit file, research on Mars, magnetism of the moon, and super heavy elements.