| RefNo | HS/20/175 |
| Level | Item |
| Title | Copy letter, from Sir John Herschel to David Brewster, dated at Slough |
| Creator | John Frederick William Herschel |
| Recipient | David Brewster |
| Date | 31 January 1824 |
| Description | Copy of letter, copied as part of the correspondence project led by Colonel John Herschel FRS following the death of his father. John Frederick William Herschel's theory of colors. Edward Troughton has David Brewster's instrument one-third completed. When will David Brewster want John Frederick William Herschel's encyclopedia article on 'Variation'? |
| Language | English |
| Extent | 3pp |
| Format | Manuscript |
| Place origin | Slough, Berkshire |
| Origin coordinates | 51.5082, -0.5954 |
| Digital images | View item on Science in the Making |
| AccessStatus | Open |
| RelatedMaterial | HS/20/174 |
| RelatedRecord | HS/20/174 |
| URLDescription | Also available on Epsilon |
| URL | https://epsilon.ac.uk/view/herschel/letters/Herschel8188
|
Fellows associated with this archive
| Code | PersonName | Dates |
| NA8238 | Herschel; Sir; John Frederick William (1792 - 1871); mathematician and astronomer | 1792 - 1871 |
| NA7450 | Brewster; Sir; David (1781 - 1868); natural philosopher | 1781 - 1868 |