| Reference number | HS/17/210 |
| Level | Item |
| Title | Letter, from G. Wharton Simpson to Sir John Herschel, dated at Canonbury |
| Creator | Simpson; George Wharton (1824-1880); photographer |
| Date | 12 May 1866 |
| Description | Autograph letter signed by sender. Wishes to ascertain certain facts for article on history and aspects of photography. Especially, asks where to find first record of John Frederick William Herschel and [Louis] Daguerre using hyposulfite of soda for fixing photographs. |
| Language | English |
| Extent | 3pp |
| Format | Manuscript |
| Place origin | Canonbury |
| Digital images | View item on Science in the Making |
| Access status | Open |
| URL description | Also available on Epsilon |
| URL | https://epsilon.ac.uk/view/herschel/letters/Herschel3240
|
Fellows associated with this archive
| Code | Name | Dates |
| NA8238 | Herschel; Sir; John Frederick William (1792 - 1871); astronomer | 1792 - 1871 |