RefNo | HS/23/182 |
Level | Item |
Title | Copy letter, from Sir John Herschel to Francis Charles Knowles, dated at Collingwood |
Creator | John Frederick William Herschel |
Date | 16 October 1856 |
Description | Copy of a letter. Thinks that aluminum coating on telescope mirrors may work [see Francis Charles Knowles's 1856-10-9]; also suggests looking into flouric glass containing aluminum for lenses of low dispersion power. |
Language | English |
Extent | 1p |
Format | Manuscript |
Place origin | Collingwood, Hawkhurst, Kent |
Origin coordinates | 51.035306, 0.513556 |
AccessStatus | Open |
URLDescription | Also available on Epsilon |
URL | https://epsilon.ac.uk/view/herschel/letters/Herschel11615
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Fellows associated with this archive
Code | PersonName | Dates |
NA8238 | Herschel; Sir; John Frederick William (1792 - 1871); astronomer | 1792 - 1871 |
NA5893 | Knowles; Sir; Francis Charles (1802 - 1892) | 1802 - 1892 |