- FondsJeffreys - Papers and correspondence of Sir Harold Jeffreys
- SeriesE1-E20 - Societies and Organisations
- SubseriesE14-E20 - Royal Society
- FileE14-E18 - 'National Committee for Geodesy & Geophysics and Seismology Committee 1950s and 1960s'
- FileE14 - Royal Society British National Committee for Geodesy and Geophysics Committee papers
- FileE15 - Seismology SubCommittee papers
- FileE16 - Letter from W.V.D. Hodge, Secretary, Royal Society, to Jeffreys, 16 November 1959
- FileE17 - International Astronomical Union and ISS
- ItemE18 - British National Committee for Geodesy & Geophysics United Kingdom Report on Research Activities in Seismology 1967-1969 (London: The Royal Society: September 1969)