| RefNo | HF/1/3/12 |
| Previous numbers | 98HF.46 |
| Level | SubSeries |
| Title | N G Heatley's notes on a visit to America and C M Fletcher's notes on first clinical trial of penicillin |
| Date | 1941 - 1972 |
| Description | Includes correspondence and reports concerning visit to USA, 1941 - 1942 and notebooks detailing work on colicine and cephalosporin. |
| Extent | 6 files |
| Format | Manuscript and typescript documents |
| AccessStatus | Open |