| Reference number | NLB/59/616 |
| Alternative reference number | NLB/59 p340 |
| Level | Item |
| Title | Copy letter from Edwin Deller, Assistant Secretary of the Royal Society; to [Sir Frank Heath,] the Secretary of the Department of Scientific and Industrial Research |
| Date | 25 October 1920 |
| Description | Informs the Secretary that the Council have made an interim grant of £125 to Professor [Sydney] Chapman for his investigation of the electrical phenomena of the upper atmosphere. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |