| Reference number | NLB/55/818 |
| Alternative reference number | NLB/55 p444 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to R.G. Houston Esq. |
| Date | 03 October 1918 |
| Description | Letter stating that Houston's paper on a "Theory of Aether" must be deposited in the Society's Archives according to the Standing Orders |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |