- FondsJeffreysB - Papers of Bertha Jeffreys
- SeriesA - Biographical
- SubseriesA94-A186 - Life of Sir Harold Jeffreys
- 39 more...
- FileA174 - Correspondence with K. Crossley-Holland re folklore of county Durham
- FileA175 - Correspondence
- FileA176 - 'Harold's rooms'
- FileA177 - Correspondence with J.M. Lewis re photograph of Sir Harold
- FileA178-A180 - 'Cambridge Professors and the Observatories' by Jeffreys, The Observatory vol 116 (1996)
- FileA181 - Correspondence
- FileA182 - Newspaper cuttings of reports on meetings on 'Evolution of the Universe' and 'The Neutron'
- FileA183 - Proof of chapter 'Seismology' by Harold Jeffreys, with manuscript corrections
- FileA184 - Correspondence re reprinting of The Theory of Probability
- 2 more...