Unpublished paper, 'On an improved mode of constructing magnets' by James Cunningham
Reference number: AP/21/1
Date: 10 June 1837

Description
Cunningham, of the Cork Scientific and Literary Society, writes of the need to find a cheap method of making permanent magnets for the construction of magneto-electric machines. He suggests that 'common blister steel' [wrought iron, bar-iron] is well-suited to this purpose.
Subject: Magnetism
Received 14 June 1837. Read 15 June 1837. Communicated by North Ludlow Beamish.
Written by Cunningham in Cork [Ireland].
Whilst the Royal Society declined to publish this paper in full, an abstract of the paper was published in volume 3 of Abstracts of the Papers Printed in the Philosophical Transactions of the Royal Society of London [later Proceedings of the Royal Society] as 'On an improved mode of constructing magnets'.
- Reference number
- AP/21/1
- Earliest possible date
- 10 June 1837
- Physical description
- Ink on paper
- Page extent
- 3 pages
- Format
- Manuscript
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Citation
Unpublished paper, 'On an improved mode of constructing magnets' by James Cunningham, 10 June 1837, AP/21/1, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/ap_21_1/unpublished-paper-on-an-improved-mode-of-constructing-magnets-by-james-cunningham, accessed on 19 July 2025
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On an improved mode of constructing magnets External link, opens in new tab.
Date: 31st December 1837
DOI: 10.1098/rspl.1830.0303
Hierarchy
This item is part of:
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Archived papers: volume 21, scientific papers submitted the Royal Society unpublished or abstracted, 1836-1838
1837-1838 Reference number: AP/21
Related Fellows
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North Ludlow Beamish
Communicator
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Archived Papers
The 'Archived Papers' collection is comprised of original manuscript scientific papers and letters submitted to the Royal Society which remained unpublished or were abstracted in the journal 'Proceedings of the Royal Society' published from 1830 onwards.
Dates: 1768 - 1989
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