- HEA - Headmasters
- HEA/8 - John David Buchanan
- HEA/8/2 - Correspondence
- 3 more...
- HEA/8/2/4 - Letters to Richard and John Walker
- HEA/8/2/5 - Correspondence between John Buchanan and Sandy Thompson
- HEA/8/2/6 - A letter from John Buchanan to Sandy Thompson
- HEA/8/2/7 - A letter from John Buchanan to Gerald
- HEA/8/2/8 - A letter from John Buchanan to Parents
- HEA/8/2/9 - A letter from John Buchanan to Old Oakhamians
- HEA/8/2/10 - A letter from John Buchanan to Old Oakhamians
- HEA/8/2/11 - Correspondence between John Buchanan and Rev Austin Boggis
- HEA/8/2/12 - Correspondence between John Buchanan and Desmond Mangham
- 5 more...
