| Reference number | NLB/56/809 |
| Alternative reference number | NLB/56 p458 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to S. R. Chaloner Esquire; 19 Drayton Park, Highbury, N.5 |
| Date | 2 June 1919 |
| Description | Informs Mr. S. R. Chaloner that Sir William Garforth's researches on the explosions of coal dust have been going on for thirty years, and the best course for him would be to get in touch with Sir Garforth direct. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |