| Reference number | NLB/52/557 |
| Alternative reference number | NLB/52 p318 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to the Advisory Committee for Aeronautics |
| Date | 14 January 1916 |
| Description | Approves the Aeronautics Society's request to book a room at the Royal Society on 8 February, 1916. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |