| Reference number | NLB/50/723 |
| Alternative reference number | NLB/50 p437 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, to [Messrs Harrison & Sons] |
| Date | 21 October 1914 |
| Description | Instructs them to prepare electros of plates 13 to 16 in the paper by Wilson and Pike in 'Philosophical Transactions [of the Royal Society]' and send them to Dr F H Pike, College of Physicians and Surgeons. |
| Extent | 1p |
| Format | Carbon |
| Physical description | Typescript |
| Access status | Open |