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Unpublished observations, 'An account of some experiments made in the West Indies [Caribbean] and North America to determine the relative magnetic forces in the years 1831, 2 and 3' by George Fisher

Reference number: AP/17/4

Date: July 1833

Description

Fisher shares the results of experiments carried out by the late James Napier, Master of HMS Winchester. Includes Napier's remarks on the experimental setup and a table of results which captures location, latitude, longitude, Time of 100 Horizontal Vibrations, temperature, Comparative Horizontal Forces. Results are included for Portsmouth, Bermuda, Carthagena [Cartagena], Santa Martha [Santa Marta], Halifax, New Brunswick, Barbadoes [Barbados], Antigua and Jamaica. Annotation from John George Children on the back of the paper reads 'archive'.

Subject: Electromagnetism

Received 23 July 1833 by John George Children. Read 12 December 1833.

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 'An account of some experiments made in the West Indies [Caribbean] and North America, to determine the relative magnetic forces, in the Years 1831, 32, and 33'.

Reference number
AP/17/4
Earliest possible date
July 1833
Physical description
Ink on paper
Page extent
4 pages
Format
Manuscript

Creator name

George Fisher

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Citation

George Fisher, Unpublished observations, 'An account of some experiments made in the West Indies [Caribbean] and North America to determine the relative magnetic forces in the years 1831, 2 and 3' by George Fisher, July 1833, AP/17/4, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/ap_17_4/unpublished-observations-an-account-of-some-experiments-made-in-the-west-indies-caribbean-and-north-america-to-determine-the-relative-magnetic-forces-in-the-years-1831-2-and-3-by-george-fisher, accessed on 07 November 2025

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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is comprised of original manuscript scientific papers and letters submitted to the Royal Society which remained unpublished or were abstracted in the journal 'Proceedings of the Royal Society' published from 1830 onwards.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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