| RefNo | HS/14/351 |
| Level | Item |
| Title | Letter, from William Ritchie to Sir John Herschel, dated at Paris |
| Creator | William Ritchie |
| Recipient | John Frederick William Herschel |
| Date | 9 January 1827 |
| Description | Autograph letter signed by sender. Thanks John Frederick William Herschel for proposing William Ritchie for Royal Society [of London] Discusses construction of air pump. Trying to simplify construction of vacuum. Will be in London in March. |
| Language | English |
| Extent | 1p |
| Format | Manuscript |
| Place origin | Paris, France |
| Origin coordinates | 48.856667, 2.352222 |
| Digital images | View item on Science in the Making |
| AccessStatus | Open |
| URLDescription | Also available on Epsilon |
| URL | https://epsilon.ac.uk/view/herschel/letters/Herschel2103
|
Fellows associated with this archive
| Code | PersonName | Dates |
| NA5611 | Ritchie; William (c 1790 - 1837) | c 1790 - 1837 |
| NA8238 | Herschel; Sir; John Frederick William (1792 - 1871); mathematician and astronomer | 1792 - 1871 |