- FondsJeffreysB - Papers of Bertha Jeffreys
- SeriesC - Research
- SubseriesC5-C60 - Research folders
- FileC50-C56 - 'Tesseral harmonics 1964-74'
- ItemC50 - Correspondence; 'The history of the Clebsch-Gordan Series' by Jeffreys
- ItemC51 - 'R.R. Allan Archie McKerrell'
- ItemC52 - 'R.W. James'
- ItemC53 - Correspondence with Edmonds, with photocopies of sections of Angular Momentum in Quantum Mechanics (1957 and 1968 editions); manuscript notes; other related correspondence
- ItemC54-C56 - Sets of manuscript notes and calculations, chiefly on work of Edmonds