| Reference number | NLB/50/402 |
| Alternative reference number | NLB/50 p235 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, to [Messrs Harrison & Sons] |
| Date | 3 July 1914 |
| Description | Instructs them to note the change of addresses for Professor R T Whittaker, Professor A W Porter and Professor J Perry. |
| Extent | 1p |
| Format | Carbon |
| Physical description | Typescript |
| Access status | Open |