- CollectionCamb. Medieval History - Papers relating to the Cambridge Medieval History Series
- SeriesBox 1-2 - Letters to and from contributing historians to Cambridge Medieval History
- SubseriesBox 1 - Letters relating to historians A-L
- File36 - Letters from Hilda Johnstone
- Item1 - Autograph letter, signed, to Dr Tanner from Hilda Johnstone, Englefield Green
- Item2 - Autograph letter, signed, to Dr Tanner from Hilda Johnstone, Englefield Green
- Item3 - Autograph letter, signed, to Dr Tanner from Hilda Johnstone, Englefield Green
- Item4 - Autograph letter, signed, to Dr Tanner from Hilda Johnstone, Englefield Green
- Item5 - Autograph letter, signed, to Dr Tanner from Hilda Johnstone, Englefield Green 13 August 1924
- Item6 - Autograph letter, signed, to Dr Tanner from Hilda Johnstone, Englefield Green
- Item7 - Autograph letter, signed, to Dr Tanner from Hilda Johnstone, Englefield Green
- Item8 - Autograph letter, signed, to Dr Tanner from Hilda Johnstone, Bourton on the Water