| RefNo | HS/17/282 |
| Level | Item |
| Title | Letter, from William Henry Fox Talbot to Sir John Herschel, dated at 44 Queen Anne St. |
| Creator | William Henry Fox Talbot |
| Recipient | John Frederick William Herschel |
| Date | 11 February 1839 |
| Description | Autograph letter signed by sender. Wants to withhold description of 'developing' process until it is perfected to obviate others using it. Also refers to second process to make 'positive' and 'negative.' |
| Language | English |
| Extent | 3pp |
| Format | Manuscript |
| Place origin | 44 Queen Anne St., London |
| Origin coordinates | 51.518611, -0.145 |
| Digital images | View item on Science in the Making |
| AccessStatus | Open |
| URLDescription | Also available on Epsilon |
| URL | https://epsilon.ac.uk/view/herschel/letters/Herschel1331
|
Fellows associated with this archive
| Code | PersonName | Dates |
| NA5837 | Talbot; William Henry Fox (1800 - 1877) | 1800 - 1877 |
| NA8238 | Herschel; Sir; John Frederick William (1792 - 1871); mathematician and astronomer | 1792 - 1871 |