| Reference number | MS/929/1/193 |
| Level | Item |
| Title | Letter from Frederick Soddy, FRS, Chemical Laboratory, Glasgow University, to James Mackenzie Davidson |
| Date | 28 November 1911 |
| Description | Informs Mackenzie Davidson that the initial gamma rays from the thorium deposit will be the same as that from radium in a tube, though they decay rapidly. Notes that the same applies for the beta rays, while the alpha rays will be present in a lesser amount than that from the radium. Discusses the decay time of thorium emanation. |
| Extent | 4 sides |
| Format | Manuscript |
| Access status | Open |
Fellows associated with this archive
| Code | Name | Dates |
| NA8018 | Soddy; Frederick (1877 - 1956) | 1877 - 1956 |