| RefNo | FS/7/2/573 |
| Previous numbers | FS/14/2/26, Box 10 |
| Level | File |
| Title | Correspondence with Dr DP Riley |
| Date | 1949 |
| Description | Mostly on Sir Robert Robertson's attempts to synthesise diamonds |
| Extent | 3 letters |
| Format | Manuscript and typescript documents |
| AccessStatus | Open |