| RefNo | Title | Date |
| IM/GA/RGRS/7939 | Goodwin, Leonard George | 1976 |
| EC/1976/17 | Goodwin, Leonard George: certificate of election to the Royal Society | 1971 |
| MS/956 | Some papers of Leonard George Goodwin FRS, protozoologist | c.1950-2008 |
| JHG/12/2 | Correspondence resulting from experiments on liver sympathin, by various authors | 24 November 1939-7 May 1986 |
| JHG/12/1 | Laboratory notebook of experiments on liver sympathin, by L G [Len] Goodwin | 16 May 1939-17 August 1939 |
| JHG/12/2/1 | Letter from J H G [John Henry Gaddum], Pharmacological Laboratory, 17 Bloomsbury Square, London, to [Leonard George] Goodwin | no date [November 1939] |
| JHG/12/2/3 | Letter from N E Condon, Pharmacological Laboratory, University of Edinburgh, Teviot Place, to Dr [Leonard George] Goodwin | 27 July 1943 |
| JHG/12/2/4 | Sketch of laboratory apparatus by N E Condon, Materia Medica and Pharmacology Dept., University of Edinburgh, sent to Dr [Leonard George] Goodwin | 27 July 1943 |
| JHG/12/2/5 | Reprint, 'Experiments on liver sympathin', by J H [John Henry] Gaddum and L G [Leonard George] Goodwin | 1947 |
| JHG/12/2/6 | Letter from F C [Frank Campbell] MacIntosh, Department of Physiology, McGill University, to Dr L G [Leonard George] Goodwin, Shepperlands Farm, Park Lane, Finchhampstead, Wokingham, Berkshire, England | 21 March 1986 |
| JHG/12/2/2 | Letter from L G [Leonard George] Goodwin, 8 High Street, Hampstead, to Prof [John Henry] Gaddum | 24 November 1939 |
| JHG/12/2/7 | Letter from F C [Frank Campbell] MacIntosh, Department of Physiology, McGill University, to Dr L G [Leonard George] Goodwin, Shepperlands Farm, Park Lane, Finchhampstead, Wokingham, Berkshire, England | 14 April 1986 |
| JHG/12/2/8 | Chapter notes from 'Vasodilator substances of the tissues', by F C [Frank Campbell] MacIntosh | March 1986 |
| JHG/12/2/9 | Letter from Fay Bendall, Cambridge University Press, Shaftesbury Road, Cambridge, to Dr L G [Leonard George] Goodwin, Shepperlands Farm, Park Lane, Finchhampstead, Berkshire | 7 May 1986 |