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Siemens writes on an instrument he described in his Bakerian Lecture for 1871 (see Proceedings of the Royal Society, volume 19), which is now 'largely used as a pyrometer for determining the temperatures of hot blasts and smelting furnaces.' He shares details of experiments made using the instrument.

Annotations in pencil and ink throughout. Includes a circuit diagram relating to the thermometer.

Subject: Marine engineering

Received 7 June 1882. Read 15 June 1882.

A version of this paper was published in volume 34 of the Proceedings of the Royal Society as 'On a deep sea electrical thermometer'.

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Physical description
Ink and graphite pencil on paper
Page extent
14 pages

Creator name

Charles William Siemens

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Charles William Siemens, Paper, 'On a deep sea electrical thermometer' by C W [Charles William] Siemens, 1882, PP/2/12, The Royal Society Archives, London,, accessed on 25 July 2024

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  • Proceedings Papers

    Dates: 1882 - 1894

    The archival collection known as 'Proceedings Papers' is comprised of manuscripts and occasional proofs of scientific papers sent to the Royal Society which were read before meetings of Fellows and printed in full in the Proceedings of the Royal Society.

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