| RefNo | Title | Source |
| DF/TM/1/8/16 | Correspondence M: Marshall; Margetson | |
| DF/TM/1/3/13 | Correspondence M: Marshall | |
| DF/TM/1/14/15 | Correspondence M: Mantou; Marsden; Marshall | |
| DF/TM/1/36/19 | Correspondence M: Marshall; Martin; Martorelli; Masson | |
| DF/TM/1/29/5 | Correspondence M: Marshall; Mason; Masson; Matschie | |
| DF/TR/1/1/26/361 | Marshall, Albert | |
| DF/TR/1/1/25/298 | Marshall, Albert | |
| DF/PH/2/6/5/2 | Staff Group Photograph: Zoology Department, attendants and boy-attendants | |
| DF/PH/2/1/4/1 | Staff Group Photograph: 'The Establishment' (Full Staff Photograph) | |
| DF/ZOO/202/2 | 'Miscellaneous documents': letters, lists, memoranda and reports relating to the work of the department, gathered by Dr A Günther | |