- FondsJeffreysB - Papers of Bertha Jeffreys
- SeriesH - History of science and other interests
- SubseriesH1-H108 - History of Science
- FileH41-H55 - Douglas Rayner Hartree (1897-1958)
- 9 more...
- ItemH50 - Miscellaneous correspondence
- ItemH51 - 'Quantum chemistry in the University of Cambridge' by N.C. Handy, International Reviews in Physical Chemistry vol. 7 (1988), 351-370
- ItemH52 - 'Early atomic quantum chemistry. The contributions of Hartree and Hylleras' by E. Scerri
- ItemH53 - Miscellaneous manuscript calculations
- ItemH54 - Jeffreys's manuscript notes and other background material
- ItemH55 - Selected offprints of Hartree