Draft letter, from Sir John Herschel to Wilhelm Struve
Reference number: HS/17/106
Date: 24 January 1825
Description
Draft letter. Asks Wilhelm Struve for account of the performance of his new [Josef] Fraunhofer telescope. Corroborates Wilhelm Struve's double star motion data, except for 70 Ophiuchi, where John Frederick William Herschel and [James] South find no motion. Asks for observational targets and urges care in Wilhelm Struve's observational technique. Mentions Wilhelm Struve's intention to undertake celestial zone with [F. W.] Bessel. Describes [Henry] Kater's 'floating collimator.'
- Reference number
- HS/17/106
- Earliest possible date
- 24 January 1825
- Page extent
- 5 pages
- Format
- Manuscript
- Also available on Epsilon
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Citation
John Frederick William Herschel, Draft letter, from Sir John Herschel to Wilhelm Struve, 24 January 1825, HS/17/106, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/hs_17_106/draft-letter-from-sir-john-herschel-to-wilhelm-struve, accessed on 20 April 2025
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Copy of draft letter, from Sir John Herschel to Wilhelm Struve
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This item is part of:
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Related Fellows
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John Frederick William Herschel
Creator
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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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