| RefNo | Title |
| KMAN1/A/53/14 | Loose accoounts of income derived from the sale of Brampton Park pictures (1907), "Super Tax" (c.1914) and rents on Kimbolton Castle between 1902 and 1916 (c.1916) |
| KMAN1/A/53/10/4 | Letter to B. Davies Cooke from the Earl of Sandwich, Hooke Court, Beaminster [Dorset] |
| KMAN1/A/53/10/10 | Telegram to B. Davies Cooke from Mr. Boxall |
| KMAN1/A/53/10/11 | Letter to B. Davies Cooke from Henry L. Stephens, 22 Chancery Lane, London |
| KMAN1/A/53/10/22a | Letter to B. Davies Cooke from the Earl of Sandwich, Hinchingbrooke House |
| KMAN1/A/53/10/25A | Letter to B. Davies Cooke from the Earl of Sandwich, King's Cot, Windsor [Surrey[ |
| KMAN1/A/53/10/45 | Letter to B. Davies Cooke from the Earl of Sandwich, Hinchingbrooke House |
| KMAN1/A/53/10/55 | Letter to B. Davies Cooke from the Earl of Sandwich, Hinchingbrooke House |
| KMAN1/A/53/10/56 | Letter to B. Davies Cooke from the Earl of Sandwich, Hooke Court, Beaminster [Dorset] |
| KMAN1/A/53/10/61 | Letter to B. Davies Cooke from the Earl of Sandwich, Hinchingbrooke House |
| KMAN1/A/53/10/65 | Letter to B. Davies Cooke from C. G. Boxall, 22 Chancery Lane, London |
| KMAN1/A/53/10/73 | Letter to B. Davies Cooke from Messrs. C. F. Kemp & Sons, 71 Lombard Street [London] |
| KMAN1/A/53/10/91 | Letter to B. Davies Cooke from Messrs. Nicholl, Manisty & Co., 1 Howard Street, Strand [London] |
| KMAN1/A/53/10/92 | Letter to B. Davies Cooke from Messrs. Nicholl, Manisty & Co., 1 Howard Street, Strand [London] |
| KMAN1/A/53/10/93 | Letter to B. Davies Cooke from Messrs. Nicholl, Manisty & Co., 1 Howard Street, Strand [London] |
| KHAC6/6074/6 | Proposals for the Kimbolton Syndicate Shoot |
| KMAN1 | Records of the Montagu family of Kimbolton Castle |
| KMAN1/A/14A/3/20 | Passport of the Duke of Manchester |
| KMAN1/A/40/3 | Draft data for a Succession Duty Return compiled on the succession of the 9th Duke of Manchester to the English Estates |
| KMAN1/A/40/4 | Rental summary of the Duke of Manchester's freehold and copyhold estates in Huntingdonshire, Bedfordshire and Cambridgeshire |