- HIS - History of the School
- HIS/1 - History of the School
- HIS/1/2 - John Barber and The Story of Oakham School
- HIS/1/2/4 - Correspondence
- 32 more...
- HIS/1/2/4/33 - A letter from Gordon Clark to John Barber
- HIS/1/2/4/34 - Letters from Mildred Blunt to John Barber
- HIS/1/2/4/35 - A letter from Robert Gregory to John Barber
- HIS/1/2/4/36 - A card to John Barber
- HIS/1/2/4/37 - A letter from Robert Fellowes to Richard Bull
- HIS/1/2/4/38 - A letter to John Barber
- HIS/1/2/4/39 - A letter from Bob Price to John Barber
- HIS/1/2/4/40 - A letter from Edward Simpson to John Barber
- HIS/1/2/4/41 - A letter from John Ingram to John Barber
- 9 more...
