- FondsJeffreys - Papers and correspondence of Sir Harold Jeffreys
- SeriesB1-B316 - Research
- SubseriesB86-B191 - Seismology
- SubseriesB86-B98 - Miscellaneous Papers
- 3 more...
- FileB92 - 'Burton-on-Trent explosion 1944 Nov. 27'
- FileB93-4 - 'Working for Times of P in Japanese and European Earthquakes MNGS, 6, 557-65, 1954 CP 605'
- FileB95 - 'BASIC 1983'
- FileB96 - 'New Tables Kennett Hudson Bolt'
- ItemB97 - Letter from J.A. Hudson to Lady Jeffreys
- FileB98 - Correspondence