Copy letter, from Sir John Herschel to William Selwyn, dated at Collingwood
Reference number: HS/24/150
Date: 2 April 1866
Description
Copy of a letter. Discusses how to denote the positions of the celestial bodies in solar photographs. Advocates a system that shows differences of heliocentric longitude on the sides of the sun.
- Reference number
- HS/24/150
- Earliest possible date
- 2 April 1866
- Page extent
- 2 pages
- Format
- Manuscript
- Also available on Epsilon
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Citation
John Frederick William Herschel, Copy letter, from Sir John Herschel to William Selwyn, dated at Collingwood, 2 April 1866, HS/24/150, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/hs_24_150/copy-letter-from-sir-john-herschel-to-william-selwyn-dated-at-collingwood, accessed on 10 December 2025
Link to this record
https://makingscience.royalsociety.org/items/hs_24_150/copy-letter-from-sir-john-herschel-to-william-selwyn-dated-at-collingwood
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Hierarchy
This item is part of:
-
Correspondence of Sir John Frederick William Herschel
1812-1870 Creator: John Frederick William Herschel Reference number: HS -
Correspondence of John Frederick William Herschel: volume 24 Copies of outgoing letters
1873-1875 Reference number: HS/24
Related Fellows
-
John Frederick William Herschel
Creator -
William Selwyn
Recipient
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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