- FondsJeffreys - Papers and correspondence of Sir Harold Jeffreys
- SeriesG1-G190 - Correspondence
- SubseriesG1-G129 - Scientific Correspondence
- FileG41-G54 - Fisher, R.A.
- ItemG41 - Letter from G.N. Wilkinson
- FileG42-G47 - Photocopies of Fisher's correspondence with Jeffreys
- FileG48 - 'R.A. Fisher (1890-1962): An Appreciation'
- FileG49, G50 - 'Fisher Correspondence'
- FileG51-G54 - 'Fisher Correspondence'