| Reference number | NLB/69/949 |
| Alternative reference number | NLB/69 p514 |
| Level | Item |
| Title | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to G. C. Steward Esq., Cains College, Cambridge |
| Date | 24 November 1926 |
| Description | Informs that G. C. Steward can anticipate permission to reproduce diagrams published in his paper ['Aberration diffraction effects'] in Transactions Vol A.225. Asks for the exact references for the figures so the printers can be asked to loan the corresponding blocks. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |