Extract of a letter, from Monsieur Geoffroy [Claude Joseph] to Hans Sloane, dated at Paris
Reference number: EL/G2/16
Date: 04 May 1732
Description
Concerning the discovery of Pierre Seignette's 'Sal polychrestus Rupellensis' (potassium sodium tartate or Rochelle salt) and other salts eg salt of Kali, Glauber's salt
Printed in 'Philosophical Transactions', vol 39, no 436, p 37
- Reference number
- EL/G2/16
- Earliest possible date
- 04 May 1732
- Page extent
- 5 pages
- Format
- Manuscript
- Also available on Early Modern Letters Online
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Citation
Claude Joseph Geoffroy, Extract of a letter, from Monsieur Geoffroy [Claude Joseph] to Hans Sloane, dated at Paris, 04 May 1732, EL/G2/16, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/el_g2_16/extract-of-a-letter-from-monsieur-geoffroy-claude-joseph-to-hans-sloane-dated-at-paris, accessed on 15 August 2026
Link to this record
https://makingscience.royalsociety.org/items/el_g2_16/extract-of-a-letter-from-monsieur-geoffroy-claude-joseph-to-hans-sloane-dated-at-paris
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Hierarchy
This item is part of:
-
'Early letters': letters from correspondents in natural philosophy sent to the Royal Society and its Fellows
1613-1740 Reference number: EL -
Related Fellows
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Hans Sloane
Recipient -
Claude Joseph Geoffroy
Author
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Early Letters
The archival collection known as 'Early Letters' is composed of original manuscript letters sent to, or collected by, the Royal Society from English and foreign correspondents.
Dates: 1613 - 1740
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