| Reference number | NLB/72/464 |
| Alternative reference number | NLB/72 p247 |
| Level | Item |
| Title | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to S. Cowper-Coles Esq.; Thames Street, Sunbury-on-Thames |
| Date | 5 November 1929 |
| Description | Acknowledges receipt of S. Cowper-Coles' letter, and informs him that his offer to exhibit the method of direct recording on permanent metal discs etc. will be brought to the Soiree Committee's notice. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |