| RefNo | Title | Source |
| DF/ENT/311/199 | Williams, R C: American Lycaenid genitalia. Drawings by R C Williams 31 x 23 cm or smaller | |
| DF/TM/1/6/20 | Correspondence D: Durrant; Dykes | |
| DF/TR/1/1/33/149 | Durrant, John Hartley | |
| DF/ZOO/200/71/66 | Durrant, J (London) | |
| DF/TR/1/1/24/120 | Durrant, John Hartley | |
| DF/TM/1/33/17 | Correspondence D: Druce; Duivenbode; Dunlop; Dunstall; Durrant | |
| DF/TR/1/1/28/156 | Durrant, John Hartley | |
| DF/TM/1/12/16 | Correspondence D: Dunstall; Durrant; Dutcher; Dykes | |
| DF/PH/3/1/1522 | Gallery Photograph Album 2: Army biscuit enquiry display | |
| DF/TR/1/1/32/135 | Durrant, John Hartley | |
| DF/TR/1/1/29/184 | Durrant, John Hartley | |
| DF/ENT/330/15 | Press copy out-letter book: general correspondence, J H Durrant, including papers on the army biscuit enquiry and the Walsingham Collection | |
| DF/ENT/330/16 | Press copy out-letter book: general correspondence, J H Durrant, including papers on the army biscuit enquiry and the Walsingham Collection | |
| DF/ENT/330/17 | Press copy out-letter book: general correspondence, J H Durrant, including papers on the army biscuit enquiry and the Walsingham Collection | |
| DF/TM/1/26/20 | Correspondence D: Duchon; Duivenbode; Durrant | |
| DF/PH/2/1/4/1 | Staff Group Photograph: 'The Establishment' (Full Staff Photograph) | |
| DF/ADM/1001/42 | Outgoing Letterbook, 11 Oct 1911 - 24 Apr 1912 | |