| Reference number | NLB/72/350 |
| Alternative reference number | NLB/72 p186 |
| Level | Item |
| Title | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to C. F. S. Bilbrough Esq.; Botley, Hants. |
| Date | 11 July 1929 |
| Description | In reply to C. F. S. Bilbrough's letter, informs him what kind of exhibits are shown at the Royal Society's soirees, and that they do not show any invention that has an immediate commercial value. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |