| Reference number | NLB/70/611 |
| Alternative reference number | NLB/70 p319 |
| Level | Item |
| Title | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to the Secretary of the Aeronautical Research Committee; National Physical Laboratory |
| Date | 8 June 1927 |
| Description | Regrets that it is not possible for the Aeronautical Research Committee to meet at the Royal Society on 21 June because it is the day before the Conversazione. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |