| Reference number | NLB/43/556 |
| Alternative reference number | NLB/43 p340 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, to [Messrs Harrison & Sons] |
| Date | 8 February 1911 |
| Description | Instructs them to change Professor R A Sampson's address in all their lists to: The Royal Observatory, Edinburgh. |
| Extent | 1p |
| Format | Carbon |
| Physical description | Manuscript |
| Access status | Open |