| RefNo | HS/22/11 |
| Level | Item |
| Title | Copy letter, from Sir John Herschel to William Henry Fox Talbot, dated at Slough |
| Creator | John Frederick William Herschel |
| Recipient | William Henry Fox Talbot |
| Date | 22 April 1839 |
| Description | Copy of letter, copied as part of the correspondence project led by Colonel John Herschel FRS following the death of his father. Comments on several approaches to fixing images on paper, especially using pure water as a fixing agent. Has developed a new sensitive paper but is keeping it secret until perfected. Is leaving for Continent on 1 May. |
| Language | English |
| Extent | 2pp |
| Format | Manuscript |
| Place origin | Slough, Berkshire |
| Origin coordinates | 51.5082, -0.5954 |
| Digital images | View item on Science in the Making |
| AccessStatus | Open |
| RelatedMaterial | Original available: Science Museum Talbt 1/16 |
| URLDescription | Also available on Epsilon |
| URL | https://epsilon.ac.uk/view/herschel/letters/Herschel8819
|
Fellows associated with this archive
| Code | PersonName | Dates |
| NA8238 | Herschel; Sir; John Frederick William (1792 - 1871); mathematician and astronomer | 1792 - 1871 |
| NA5837 | Talbot; William Henry Fox (1800 - 1877) | 1800 - 1877 |