- FondsJeffreysB - Papers of Bertha Jeffreys
- SeriesA - Biographical
- SubseriesA94-A186 - Life of Sir Harold Jeffreys
- 2 more...
- ItemA104 - Certificate of Election to the Royal Society
- ItemA105 - Class list for Harold Jeffreys's lectures on 'Physics of the Earth's Interior'
- FileA106 - Correspondence between Sir Harold Jeffreys and H. Shapley re proposed visit to the USA
- FileA106a - Miscellaneous newspaper cuttings on matters of antiquarian interest, and manuscript notes
- ItemA107 - 'The vulture and the husbandman'
- ItemA108 - Poster in Russian for lecture by Sir Harold Jeffreys at Moscow Observatory
- FileA109-A113 - 'Studies on the detective stories of Dr R. Austin Freeman featuring Dr Thorndyke' by Clifford Evans
- ItemA114 - Exhibition of photographs from the Cambridgeshire Collection of Sir Harold Jeffreys, St John's College Cambridge
- FileA114a - Miscellaneous material on Sir Harold Jeffreys's natural history interests
- 39 more...