- FondsJeffreysB - Papers of Bertha Jeffreys
- SeriesA - Biographical
- SubseriesA94-A186 - Life of Sir Harold Jeffreys
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- FileA130 - Untitled lecture on Sir Harold Jeffreys by M.M. Woolfson, given at Royal Astronomical Society meeting, April 1991
- FileA131-A133 - 'The acoustic probing of global ocean warming' by W.H. Munk, Sir Harold Jeffreys Centenary Lecture, Trinity College Cambridge, 23 April 1991
- FileA141 - 'The greatest geophysicist of the twentieth century' by V.N. Zharkov and A.V. Kozenko, Priroda no. 4 (1991)
- ItemA142 - 'A Practical Advice', anecdote about Sir Harold Jeffreys in IUCAA Bulletin (India), July 1992
- FileA143 - Correspondence re Geological Society of America published Memorial to Harold Jeffreys
- FileA144 - Correspondence re entry on Sir Harold Jeffreys by C.A. Williams, in Chambers' Dictionary of Scientists
- ItemA145 - 'High Resolution studies of the auroral ionosphere' by P.J.S. Williams, Royal Astronomical Society Harold Jeffreys Lecture, 12 November
- ItemA146 - 'Harold Jeffreys'
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