- FondsJeffreys - Papers and correspondence of Sir Harold Jeffreys
- SeriesA1-A230 - Biographical Papers
- SubseriesA34-A117 - Career, Honours and Awards
- ItemA34 - Birth certificate
- ItemA35 - Rutherford College Newcastle upon Tyne Practical Physics notebook
- ItemA66 - Smith's Prize, Cambridge University
- FileA67 - D.Sc. University of Durham 1917
- FileA68-A69 - Meteorological Office
- ItemA81 - Royal Astronomical Society Gold Medallist
- ItemA82 - Geological Society of America Correspondent
- 11 more...