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The Royal Society: Science in the Making

Extract of letter, regarding the preparation of caerulei prussiaci sent to John Woodward

Reference number: CLP/11ii/2

Date: 17 November 1723

Description

Letter in English from unknown sender (name scratched out) to Woodward regarding the history and making of caerulei prussiaci [Prussian blue] dye, and requesting that his paper be communicated anonymously. Appended to the letter is instructions to make the dye, written in Latin.

Subject: Chemistry

Latin portion of letter published in Philosophical Transactions as 'Præparatio cærulei prussiaci ex germaniâ missa ad Johannem Woodward, M. D. Prof. Med. Gresh. R. S. S'.

Written in Lips [Leipzig, Saxony, Germany]. Read to the Royal Society on 9 January 1723 [1724].

Reference number
CLP/11ii/2
Earliest possible date
17 November 1723
Physical description
Ink on paper
Page extent
4 pages
Format
Manuscript

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Citation

Extract of letter, regarding the preparation of caerulei prussiaci sent to John Woodward, 17 November 1723, CLP/11ii/2, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/clp_11ii_2/extract-of-letter-regarding-the-preparation-of-caerulei-prussiaci-sent-to-john-woodward, accessed on 17 May 2025

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https://makingscience.royalsociety.org/items/clp_11ii_2/extract-of-letter-regarding-the-preparation-of-caerulei-prussiaci-sent-to-john-woodward

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  • Classified Papers

    The 'Classified Papers' of the Royal Society are papers from British and international natural philosophers and scholars categorised according to subject areas.

    Dates: 1592 - 1741

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