| Reference number | NLB/64/747 |
| Alternative reference number | NLB/64 p421 |
| Level | Item |
| Title | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to [George Albert] Chaddock Esq. of Wapping in Liverpool |
| Date | 13 June 1923 |
| Description | Replies that the questions asked by [George Albert] Chaddock might be better answered by the Engineering Society. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |
| Related records in the catalogue | NLB/64/787 |
| NLB/64/788 |
| NLB/64/820 |