| RefNo | Title | Source |
| WP/1/3/138 | Letter from Alfred Russel Wallace to Mrs. Mitten, from Broadstone, Wimborne | |
| WP/1/2/57 | Alfred Russel Wallace to Violet Wallace, from Parkstone, Dorset | |
| WP/1/1/161 | Letter from Alfred Russel Wallace to his son William Wallace, from Parkstone, Dorset | |
| WP/2/1/24 | William and Ann Mitten, portraits | |
| WP/17/34 | Treeps - Mitten family home | |