| RefNo | Title | Date |
| EC/1945/06 | Godwin, Sir Harry: certificate of election to the Royal Society | |
| GLB/19/1/115 | Harry Godwin, Botany School, Cambridge to Brown | 17 March 1960 |
| IM/GA/WS/2901 | Godwin, Sir Harry | nd |
| RR/67/192 | Referee's report by Edward James Salisbury, on a paper 'Studies of the post-glacial history of British vegetation - III. Fenland polen diagrams - IV. Post-glacial changes of relative land- and sea-level in the English Fenland' by Harry Godwin | August 1939 |
| RR/70/65 | Referee's report by Percy George Hamnall Boswell, on a paper Studies in the 'Post-glacial history of British vegetation. VIII Swamping surfaces in peats of the Somerset Levels IX. Prehistoric trackways in the Somerset Levels' by Arthur Roy Clapham and Harry Godwin | 30 August 1947 |
| RR/72/69 | Referee's report by Owen Thomas Jones, on a paper 'Studies in the post-glacial history of British vegetation. XI. Late-glacial deposits in Cornwall' by Ann P Conolly, Harry Godwin, Eleanor M Megaw and R Ross | 1949 |
| RR/70/64 | Referee's report by Owen Thomas Jones, on a paper Studies in the 'Post-glacial history of British vegetation. VIII Swamping surfaces in peats of the Somerset Levels IX. Prehistoric trackways in the Somerset Levels' by Arthur Roy Clapham and Harry Godwin | 1947 |
| RR/72/70 | Referee's report by Felix Eugen Fritsch, on a paper 'Studies in the post-glacial history of British vegetation. XI. Late-glacial deposits in Cornwall' by Ann P Conolly, Harry Godwin, Eleanor M Megaw and R Ross | 1949 |
| RR/67/191 | Referee's report by Percy George Hamnall Boswell, on a paper 'Studies of the post-glacial history of British vegetation - III. Fenland polen diagrams - IV. Post-glacial changes of relative land- and sea-level in the English Fenland' by Harry Godwin | 18 August 1939 |
| EC/1945/05 | Godwin, Sir Harry: certificate of election to the Royal Society | |
| RR/65/102 | Referee's report by Edward James Salisbury, on a paper 'Studies of the post-glacial history of British vegetation I. Origin and stratigraphy of Fenland deposits near Wooldwalton, Hunts II. Origin and stratigraphy of deposits in southern Fenland' by Harry Godwin and M H Clifford | May 1938 |
| RR/65/103 | Referee's report by Percy George Hamnall Boswell, on a paper 'Studies of the post-glacial history of British vegetation I. Origin and stratigraphy of Fenland deposits near Wooldwalton, Hunts II. Origin and stratigraphy of deposits in southern Fenland' by Harry Godwin and M H Clifford | 30 April 1938 |
| RR/72/71 | Referee's report by William Bernard Robinson, on a paper 'Studies in the post-glacial history of British vegetation. XI. Late-glacial deposits in Cornwall' by Ann P Conolly, Harry Godwin, Eleanor M Megaw and R Ross | 1949 |