| Reference number | NLB/50/678 |
| Alternative reference number | NLB/50 p413 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, to George Green |
| Date | 10 October 1914 |
| Description | Is now returning his paper 'A suggestion regarding black body radiation' in order that he may have a copy made. |
| Extent | 1p |
| Format | Carbon |
| Physical description | Typescript, faded |
| Access status | Open |