| Reference number | NLB/55/791 |
| Alternative reference number | NLB/55 p430 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to F.G. Selby Esq. |
| Date | 25 September 1918 |
| Description | Letter regarding the allocation of meeting rooms for the Aeronautical Board |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |