| Reference number | NLB/71/931 |
| Alternative reference number | NLB/71 p481 |
| Level | Item |
| Title | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; [to Harrison and Sons] |
| Date | 10 December 1928 |
| Description | Requests for the corresponding block for figure 2 on page 32 of Proceedings A.113 ['Experiments on the production of large copper crystals'] to be lent to Messrs. Spottiswoode, Ballantyne and Co. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |
| Related material | https://doi.org/10.1098/rspa.1926.0137 |
| Related records in the catalogue | NLB/71/971 |