- CollectionMiscellaneous - Miscellaneous Papers
- SeriesBox 10 - Letters Hi-Hu
- 5 more...
- FileHI6 - Recording of F.H. (Harry) Hinsley
- FileHI7 - 'Memories of the War: Harry Hinsley in conversation with Jonathan Steinberg 1995'
- ItemHO1 - A.L.s. from Charles James Hoare to the Rev. E. Dalton, Queen's College, Cambridge
- ItemHO2 - A.L.s. from Robert Eli Hooppell, to R. M. Middleton
- ItemHO3 - Typescript letter, signed, from Murray Hornibrook
- FileHO5 - Letters of Lionel Graham Horton-Horton-Smith
- ItemHO6 - Letter from Sydney Samuel Hough to Sir Joseph Larmor
- ItemHO7 - A.L.s. from Lord William Howard of Naworth to Thomas Dudley
- 8 more...