| RefNo | HS/9/192 |
| Level | Item |
| Title | Letter, from Basil Hall to Sir John Herschel, dated at Portsmouth |
| Creator | Basil Hall |
| Recipient | John Frederick William Herschel |
| Date | 3 November 1840 |
| Description | Autograph letter signed by sender. Wishes John Frederick William Herschel would lay hands on the memorandum concerning the Zenith observatory on Etna. Explains why John Frederick William Herschel's theories regarding a point in gunnery do not work in actual practice. Queries the measurement given by John Frederick William Herschel for the height of Etna. |
| Language | English |
| Extent | 4pp |
| Format | Manuscript |
| Place origin | Portsmouth, Hampshire |
| Origin coordinates | 50.805833, -1.087222 |
| Digital images | View item on Science in the Making |
| AccessStatus | Open |
| URLDescription | Also available on Epsilon |
| URL | https://epsilon.ac.uk/view/herschel/letters/Herschel10309
|
Fellows associated with this archive
| Code | PersonName | Dates |
| NA3408 | Hall; Basil (1788 - 1844); naval officer and author | 1788 - 1844 |
| NA8238 | Herschel; Sir; John Frederick William (1792 - 1871); mathematician and astronomer | 1792 - 1871 |