| RefNo | HS/17/416 |
| Level | Item |
| Title | Letter, from B. W. S. Vallack to Sir John Herschel, dated at St. Budeaux, near Plymouth |
| Creator | Vallack; Benjamin William Salmon (1803-1875); vicar of St Andrew's Plymouth |
| Date | 25 January 1866 |
| Description | Autograph letter signed by sender, with diagrams. Thanks John Frederick William Herschel for corrections to the mirrors of his telescope. Says the telescope finally gives 'a satisfactory view of Saturn.' Discusses the lenses for BV's binocular telescope. Thinks photography could benefit from binocular vision. |
| Language | English |
| Extent | 11pp |
| Format | Manuscript |
| Place origin | St. Budeaux, near Plymouth |
| Digital images | View item on Science in the Making |
| AccessStatus | Open |
| URLDescription | Also available on Epsilon |
| URL | https://epsilon.ac.uk/view/herschel/letters/Herschel4236
|
Fellows associated with this archive
| Code | PersonName | Dates |
| NA8238 | Herschel; Sir; John Frederick William (1792 - 1871); astronomer | 1792 - 1871 |