- FondsJeffreys - Papers and correspondence of Sir Harold Jeffreys
- SeriesB1-B316 - Research
- SubseriesB86-B191 - Seismology
- SubseriesB136-B158 - 'Travel Times for Pacific Earthquakes'
- FileB136 - 'Pacific Earthquakes. Correspondence with Gogna (Manohan) 1978-80. Some MS no date'
- FileB137 - 'Pacific Earthquakes'
- FileB138-B139 - 'Correspondence with Haddon et al 1978-1982'
- FileB140-B141 - 'Correspondence with Haddon and Shimshoni 1983-4'
- FileB142 - 'Correspondence about proofs Jeffreys & Haddon GJRAS (1983) 72 Pacific Earthquakes'
- 5 more...