| RefNo | Title |
| DF/ZOO/205/1/99 | Children - rough notes for Mr [James] Brooke |
| DF/ZOO/205/1/100 | Children to J Forshall - instructions for James Brooke in the Far East |
| DF/ZOO/205/1/97-98 | J Forshall to Children - instructions for James Brooke |
| WP/1/3/33 | Letter from Alfred Russel Wallace to George Silk |
| WP/1/9/32 | James Brooke to Alfred Russel Wallace from Singapore |
| WP/1/3/36 | Letter from Alfred Russel Wallace to his mother |
| WP/1/3/32 | Letter from Alfred Russel Wallace to his mother (Mary Anne Wallace) |
| WP/1/3/37 | Letter from Alfred Russel Wallace to Fanny (Mrs Thomas Sims) |