| RefNo | HS/14/454 |
| Level | Item |
| Title | Letter, from Sir Edward Ryan to Sir John Herschel, dated at Gardens |
| Creator | Edward Ryan |
| Recipient | John Frederick William Herschel |
| Date | 20 December 1835 |
| Description | Autograph letter signed by sender. Discusses readings made by his barometer and that sent from the Observatory by Charles Babbage. Sends publications concerning a new fossil and on geology. |
| Language | English |
| Extent | 3pp |
| Format | Manuscript |
| Place origin | Gardens |
| Digital images | View item on Science in the Making |
| AccessStatus | Open |
| URLDescription | Also available on Epsilon |
| URL | https://epsilon.ac.uk/view/herschel/letters/Herschel2210
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