| RefNo | HS/20/108 |
| Level | Item |
| Title | Copy of draft letter, from Sir John Herschel to Jean Baptiste Biot, dated at Cambridge |
| Creator | Herschel; Sir; John Frederick William (1792 - 1871); astronomer and mathematician |
| Recipient | Jean Baptiste Biot |
| Date | 12 January 1821 |
| Description | Copy of draft letter, copied as part of the correspondence project led by Colonel John Herschel FRS following the death of his father. Regarding refraction in crystals of apophyllite and quartz. |
| Language | English |
| Extent | 3pp |
| Format | Manuscript |
| Place origin | Cambridge |
| Origin coordinates | 52.19413, 0.12226 |
| Digital images | View item on Science in the Making |
| AccessStatus | Open |
| RelatedMaterial | HS/4/90 |
| URLDescription | Also available on Epsilon |
| URL | https://epsilon.ac.uk/view/herschel/letters/Herschel5600
|
Fellows associated with this archive
| Code | PersonName | Dates |
| NA8238 | Herschel; Sir; John Frederick William (1792 - 1871); mathematician and astronomer | 1792 - 1871 |
| NA3671 | Biot; Jean Baptiste (1774 - 1862); astronomer, mathematician and physicist | 1774 - 1862 |