| RefNo | Title |
| DF/ZOO/200/142/50 | Matthews, Dr L H |
| DF/ZOO/253/3/54 | Rees, William James: Correspondence, Matthews, Dr L Harrison (England) |
| DF/ZOO/232/12/3/15 | Hayman, Robert William: Correspondence, 1953, U-Z |
| DF/ZOO/232/12/3/31 | Hayman, Robert William: Correspondence, 1954, Z |
| DF/ZOO/232/12/3/49 | Hayman, Robert William: Correspondence, 1955, X, Y, Z |
| DF/ZOO/232/12/4/18 | Hayman, Robert William: Correspondence, 1956, Z |
| DF/ZOO/232/12/5/15 | Hayman, Robert William: Correspondence, 1958, X-Z |
| DF/ZOO/232/12/5/19 | Hayman, Robert William: Correspondence, 1959, K L M P |
| DF/ZOO/232/12/6/6 | Hayman, Robert William: Correspondence, 1960, L-M |
| DF/ZOO/232/12/7/7 | Hayman, Robert William: Correspondence, 1961, M O P |
| DF/ZOO/232/12/8/8 | Hayman, Robert William: Correspondence, 1962, M |
| DF/ZOO/232/12/11/4 | Hayman, Robert William: Correspondence, 1965, L-N |
| DF/ZOO/232/12/12/11 | Hayman, Robert William: Correspondence, 1966 and 1967, M |