| Reference number | NLB/64/346 |
| Alternative reference number | NLB/64 p203 |
| Level | Item |
| Title | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to E. R. Speyer Esquire |
| Date | 20 March 1923 |
| Description | Encloses a page from Mr. E. R. Speyer's paper [not enclosed]. Explains it is a sample to indicate how their printers propose to tackle the difficulty posed by Mr. Speyer's diagrams, and asks whether he approves. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |