| RefNo | HS/17/211 |
| Level | Item |
| Title | Letter, from G. Wharton Simpson to Sir John Herschel, dated at Canonbury |
| Creator | Simpson; George Wharton (1824-1880); photographer |
| Date | 14 May 1866 |
| Description | Autograph letter signed by sender. Thanks John Frederick William Herschel for helping to clarify origins of Louis Daguerre's use of hyposulfite of soda for fixing photographs. Provides further information on photography, particular solar microscope photography. |
| Language | English |
| Extent | 4pp |
| Format | Manuscript |
| Place origin | Canonbury |
| Digital images | View item on Science in the Making |
| AccessStatus | Open |
| URLDescription | Also available on Epsilon |
| URL | https://epsilon.ac.uk/view/herschel/letters/Herschel3373
|
Fellows associated with this archive
| Code | PersonName | Dates |
| NA8238 | Herschel; Sir; John Frederick William (1792 - 1871); astronomer | 1792 - 1871 |