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Harrison shares a description of a self-registering thermometer, which he believes acts with 'great promptness and regularity'.

This is followed by a detailed figure of the thermometer with elements labelled and two graphs of data recorded by the thermometer.

Subject: Scientific apparatus and instruments

Received 2 April 1845. Read 17 April 1845. Communicated by James Alderson.

Reference number
Earliest possible date
Physical description
Ink on paper
Page extent
8 pages

Creator name

Mansfield Harrison

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Mansfield Harrison, Unpublished paper, regarding a self-registering thermometer by Mansfield Harrison, 1845, AP/27/18, The Royal Society Archives, London,, accessed on 22 July 2024

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    Dates: 1768-1989

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is comprised of original manuscript scientific papers and letters submitted to the Royal Society which remained unpublished or were abstracted in the journal 'Proceedings of the Royal Society' published from 1830 onwards.

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