| Reference number | NLB/38/261 |
| Alternative reference number | NLB/38 p162 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, to Professor J H Poynting |
| Date | 8 July 1908 |
| Description | Copy letter has been crossed through. |
| Extent | 1p |
| Format | Carbon |
| Physical description | Typescript |
| Access status | Open |