| Reference number | NLB/39/811 |
| Alternative reference number | NLB/39 p501 |
| Level | Item |
| Title | Copy letter from Joseph Larmor to J [Joseph] A [Alexander] Gray |
| Date | 19 March 1909 |
| Description | 'On the "Liberation of Helium from radioactive minerals by grinding."' |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |
Fellows associated with this archive
| Code | Name | Dates |
| NA2453 | Gray; Joseph Alexander (1884 - 1966) | 1884 - 1966 |