| RefNo | Title |
| DF/TR/1/1/28/519 | Schouteden, [Henri] |
| DF/TR/1/1/31/526 | Schouteden, [Henri] |
| DF/TR/1/1/32/451 | Schouteden, [Henri] |
| DF/TR/1/1/34/461 | Schouteden, [Henri] |
| DF/TR/1/1/27/496 | Schouteden, [Henri] |
| DF/TR/1/1/33/487 | Schouteden, [Henri] |
| DF/ZOO/232/12/2/14 | Hayman, Robert William: Correspondence, 1947-1952, S |
| DF/ZOO/232/12/3/14 | Hayman, Robert William: Correspondence, 1953, S-T |
| DF/ZOO/232/12/3/27 | Hayman, Robert William: Correspondence, 1954, S |
| DF/ZOO/232/12/3/45 | Hayman, Robert William: Correspondence, 1955, S |
| DF/ZOO/232/12/4/14 | Hayman, Robert William: Correspondence, 1956, S |
| DF/ZOO/232/12/4/34 | Hayman, Robert William: Correspondence, 1957, S |
| DF/ZOO/232/12/5/9 | Hayman, Robert William: Correspondence, 1958, M |
| DF/ZOO/232/12/5/20 | Hayman, Robert William: Correspondence, 1959, R-T |
| DF/ZOO/232/12/6/8 | Hayman, Robert William: Correspondence, 1960, S-T |
| DF/ZOO/232/12/8/10 | Hayman, Robert William: Correspondence, 1962, S |
| DF/ZOO/232/12/9/9 | Hayman, Robert William: Correspondence, 1963, R-T |
| DF/ZOO/232/12/10/10 | Hayman, Robert William: Correspondence, 1964, R-T |