Copy letter, from Sir John Herschel to Richard Hodgson, dated at Collingwood
Reference number: HS/19/153
Date: 18 February 1864
Description
Copy of a letter. Charles Pritchard was wrong in ascribing priority for diagonal reflecting telescope in Pritchard's address to the Royal Astronomical Society As early as 1825, John Frederick William Herschel was first to use diagonal reflector. Describes its construction.
- Reference number
- HS/19/153
- Earliest possible date
- 18 February 1864
- Page extent
- 3 pages
- Format
- Manuscript
- Also available on Epsilon
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Citation
John Frederick William Herschel, Copy letter, from Sir John Herschel to Richard Hodgson, dated at Collingwood, 18 February 1864, HS/19/153, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/hs_19_153/copy-letter-from-sir-john-herschel-to-richard-hodgson-dated-at-collingwood, accessed on 11 April 2026
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Related Records
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Copy letter, from Sir John Herschel to Richard Hodgson, dated at Collingwood
Creator: John Frederick William Herschel Reference number: HS/24/31
Hierarchy
This item is part of:
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Correspondence of Sir John Frederick William Herschel
1812-1870 Creator: John Frederick William Herschel Reference number: HS -
Correspondence of John Frederick William Herschel: volume 19 Miscellaneous
1821-1870 Reference number: HS/19
Related Fellows
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John Frederick William Herschel
Creator
Map
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Herschel Letters
This collection of nearly 10,900 letters, drafts, copies and notes is the largest repository of scientific correspondence from and to Sir John Herschel, leading figure of Victorian science.
Dates: 1807 - 1875
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