- 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 2 - Letters relating to historians M-W
- File64 - Letters from H. Pirenne
- 5 more...
- Item6 - Autograph letter, signed, in French, to Dr Tanner from H. Pirenne, Gaud
- Item7 - Autograph letter, signed, in French, to Dr Tanner from H. Pirenne, Gaud
- Item8 - Autograph letter, signed, in French, to Dr Tanner from H. Pirenne, Gaud
- Item9 - Autograph letter, signed, in French, to Dr Tanner from H. Pirenne, Gaud
- Item10 - Autograph letter, signed, in French, to Dr Tanner from H. Pirenne, Gaud
- Item11 - Autograph letter, signed, in French, to Dr Tanner from H. Pirenne, Gaud