| Reference number | NLB/48/512 |
| Alternative reference number | NLB/48 p315 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, to [Messrs Harrison & Sons] |
| Date | 18 July 1913 |
| Description | Instructs them to prepare electros of all the blocks illustrating the paper by Miss Chambers and Dr and forward them on to the latter. |
| Extent | 1p |
| Format | Carbon |
| Physical description | Typescript |
| Access status | Open |