| RefNo | HS/22/124 |
| Level | Item |
| Title | Copy letter, from Sir John Herschel to C. A. von Steinheil, dated at Collingwood |
| Creator | John Frederick William Herschel |
| Recipient | Steinheil; Carl August von (1801-1870); German physicist; inventor; engineer; astronomer. |
| Date | 16 June 1842 |
| Description | Copy of letter, copied as part of the correspondence project led by Colonel John Herschel FRS following the death of his father. Thanks for suggestion of gold plating the telescope mirrors. Mentions idea of mounting a reflector horizontally but finds its execution 'insufferable'. Thanks for work on photometric measurement of light of stars. Disagrees on some results. Encloses new photographic specimens. |
| Language | English |
| Extent | 4pp |
| Format | Manuscript |
| Place origin | Collingwood, Hawkhurst, Kent |
| Origin coordinates | 51.035306, 0.513556 |
| Digital images | View item on Science in the Making |
| AccessStatus | Open |
| RelatedMaterial | HS/17/5 |
| URLDescription | Also available on Epsilon |
| URL | https://epsilon.ac.uk/view/herschel/letters/Herschel3121
|
Fellows associated with this archive
| Code | PersonName | Dates |
| NA8238 | Herschel; Sir; John Frederick William (1792 - 1871); mathematician and astronomer | 1792 - 1871 |