- 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
- 25 more...
- HIS/1/2/4/26 - A letter from D. Ridgway to Sycamore Press Ltd
- HIS/1/2/4/27 - A letter from Robert Britten to John Barber
- HIS/1/2/4/28 - A letter to John Barber
- HIS/1/2/4/29 - A letter to John Barber
- HIS/1/2/4/30 - A letter from David Tew to John Barber
- HIS/1/2/4/31 - A letter from Bryan Matthews to John Barber
- HIS/1/2/4/32 - A letter to John Barber
- 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
- 16 more...
