- FondsJeffreysB - Papers of Bertha Jeffreys
- SeriesA - Biographical
- SubseriesA94-A186 - Life of Sir Harold Jeffreys
- 6 more...
- 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
- ItemA115 - 'Jonas Rowbottom's Cowcake'
- ItemA116 - 'Sir Harold Jeffreys' by R. Hide, Quarterly Journal of the Royal Meteorological Society, 1989
- FileA117 - 'Some reminiscences' by Sir Harold Jeffreys, Bulletin of the Institute of Mathematics and its Applications, vol 25 March/April 1989
- 35 more...