| RefNo | Title |
| KMAN1/A/23/5 | Copy will of Catherine Knightley, widow |
| KMAN1/A/22A/5 | Title deeds to Montagu properties in Northamptonshire and Huntingdonshire |
| KHP52/25/4 | Elizabeth, Dowager Duchess of Manchester's Charity |
| KMAN1/A/49/14 | Letter to the Dowager Duchess of Manchester from Queen Charlotte, Windsor Castle |
| KMAN1/A/12/5/12 | Letter addressed to 'Madam', from E... [?], Windsor Castle |
| KMAN1/A/23/7 | Papers relating to the marriage settlement of Lady Caroline Montagu and James Duke of Montrose |
| KMAN1/A/22a/14 | Papers relating to the debts of the late George, 4th Duke of Manchester |
| KMAN1/B/70/4/194 | Copy letter to Henry Graves |
| KHP52/25/3/4 | Lease and Release |
| KMAN1/B/71/1/50 | Letter to the Secretary, Science & Art Department, South Kensington [London] |
| KMAN1/A/12/7/1 | Letter to the Dowager Duchess of Manchester, from E…[?], Windsor Castle |
| KMAN1/A/17/4/13/1 | Prints of portraits by the Masters in the possession of the Duke of Manchester in 1880, published by The Arundel Society |
| KMAN1/A/20A/16 | Copies of psalms and poems from an envelope labelled "Scraps & Extracts of the Dss. Dr. of Manchester" |
| KMAN1/A/21B/6/1 | Letter to the Duke of Manchester from the Duchess of Manchester |
| KMAN1/A/21B/6/2 | Letter to the Duke of Manchester from the Duchess of Manchester |
| KMAN1/A/21B/6/3 | Letter to the Duke of Manchester from the Duchess of Manchester |
| KMAN1/A/21B/6/4 | Letter to the Duke of Manchester from the Duchess of Manchester |
| KMAN1/A/21B/6/5 | Letter to the Duke of Manchester from the Duchess of Manchester |
| KMAN1/A/21B/6/6 | Letter to the Duke of Manchester from the Duchess of Manchester, Paris |
| KMAN1/A/21B/6/10 | Letter to the Duke of Manchester from the Duchess of Manchester, Paris |
| KMAN1/A/21B/6/7 | Letter to the Duke of Manchester from the Duchess of Manchester, Paris |
| KMAN1/A/21B/6/8 | Letter to the Duke of Manchester from the Duchess of Manchester, Paris |
| KMAN1/A/21B/6/9 | Letter to the Duke of Manchester from the Duchess of Manchester, Paris |
| KMAN1/A/21B/6/11 | Letter to the Duke of Manchester from the Duchess of Manchester, Paris |
| KMAN1/A/21B/6/12 | Letter to the Duke of Manchester from the Duchess of Manchester, Paris |
| KMAN1/A/21B/6/13 | Extract from a letter to the Duke of Manchester from the Duchess of Manchester, Paris |
| KMAN1/A/10/16/39 | Letter to "my dear nephew" from E. Manchester [in the handwriting of Elizabeth , Dowager Duchess of Manchester] |
| KMAN1/A/10/18/32 | Letter to the Duchess of Manchester from …[?] Horton, Godstone [Surrey] |
| KMAN1/A/21B/8/38 | List headed "Nephews and Nieces" |
| KMAN1/A/21B/8/39 | Extract from a letter, possibly in the handwriting of Elizabeth Dowager Duchess of Manchester |
| KMAN1/A/21B/8/40 | Extract from a letter addressed to "My dear friend", from an unknown writer |