| Reference number | NLB/18/854 |
| Alternative reference number | NLB/18 p497 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, to Professor R Threlfall |
| Date | 31 May 1899 |
| Description | Relates to the photographic illustrations of Threlfall's 'Philosophical Transactions [of the Royal Society] paper. Has asked Professor [Arthur William] Rucker about the photograph that Threlfall sent him and he will pass it on if found. Threlfall can apply to Lord Rayleigh as offered in his letter. |
| Extent | 1p |
| Format | Carbon |
| Physical description | Manuscript |
| Access status | Open |
Fellows associated with this archive
| Code | Name | Dates |
| NA6235 | Threlfall; Sir; Richard (1861 - 1932); physicist and chemical engineer | 1861 - 1932 |
| NA6673 | Rücker; Sir; Arthur William (1848 - 1915); physicist | 1848 - 1915 |