- FondsPelling - Papers of Henry Mathison Pelling
- Series6 - History of the British Labour movement.
- Subseries4 - H.H. Champion material; letters from and to Pelling; notes.
- Item1 - 'The root of the matter: being a series of dialogues on social questions' by H.H. Champion
- Item2 - 'H.H. Champion material sent to HMP by Mrs Champion (1)'
- Item3 - 'H.H. Champion material sent to HMP by Mrs Champion (2)'.
- Item4 - 'Other H.H. Champion material'.
- Item5 - 'Misc. Socialist/Labour photos etc'.
- 103 more...