| RefNo | PT/26/12 |
| Level | File |
| Title | Letter, regarding postscript for paper on solar rays acting upon vegetable colours from J F W [John Frederick William] Herschel to unknown recipient |
| Date | 23 July 1842 |
| Description | Letter by Herschel requesting the addition of a postscript to his paper 'On the action of the rays of the solar spectrum on vegetable colours', found at PT/26/12. Postscript itself found at PT/26/13. The letter also includes specimens of various photographic experiments that were not published as part of the paper - chryostypes, a cyanotype and paper treated with Papaver orientale. Some prints have faded completely, with the images no longer visible. Includes some undeveloped photographic paper.
Subject: Chemistry
Written by Herschel at Collingwood [Kent, England]. |
| Extent | 26p |
| Format | Manuscript |
| PhysicalDescription | Ink on paper |
| Digital images | View item on Science in the Making |
| AccessStatus | Open |
| RelatedRecord | PT/26/12/1 |
| PT/26/12/2 |
| PT/26/12/3 |
| PT/26/12/4 |
| PT/26/12/5 |
| PT/26/11 |
Fellows associated with this archive
| Code | PersonName | Dates |
| NA8238 | Herschel; Sir; John Frederick William (1792 - 1871); mathematician and astronomer | 1792 - 1871 |