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The Royal Society: Science in the Making

Copy letter, from Heinrich Christian Schumacher to Sir John Herschel, dated at Altona

Reference number: HS/15/373

Date: 30 March 1826

Description

Copy of a letter. Announces a new step to all astronomers toward understanding the solar system due to work of [Thomas] Clausen of the Altona observatory. Clausen recognized that the comet discovered by Biela was the same as that of 1805 and 1772. Heinric

Reference number
HS/15/373
Earliest possible date
30 March 1826
Page extent
2 pages
Format
Manuscript
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Creator names

Heinrich Christian Schumacher

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German astronomer Schumacher: Heinrich Christian (1780-1850)

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Citation

Heinrich Christian Schumacher, German astronomer Schumacher: Heinrich Christian (1780-1850), Copy letter, from Heinrich Christian Schumacher to Sir John Herschel, dated at Altona, 30 March 1826, HS/15/373, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/hs_15_373/copy-letter-from-heinrich-christian-schumacher-to-sir-john-herschel-dated-at-altona, accessed on 08 February 2026

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https://makingscience.royalsociety.org/items/hs_15_373/copy-letter-from-heinrich-christian-schumacher-to-sir-john-herschel-dated-at-altona

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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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