Drawing, machine for sampling seawater at depth by [LFM]
Reference number: PT/73/7/11
Date: 1819
Description
Plate 11 showing an instrument for sampling seawater at depth. The instrument has twin trapdoors within a weighted brass cylinder. The work is inscribed with publication and plate details. Not signed. Royal Society stamp verso.
Subject: Geodesy / Hydrography
Published in Philosophical Transactions as part of paper titled 'On the specific gravity, and temperature of sea waters, in different parts of the ocean, and in particular seas; with some account of their saline contents' by Alexander John Gaspard Marcet.
Read to the Royal Society on 20 May 1819.
- Reference number
- PT/73/7/11
- Earliest possible date
- 1819
- Physical description
- Graphite on paper
- Page extent
- 1 page
- Format
- Drawing
- Digital version available on The Royal Society Picture Library
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Citation
Alexander John Gaspard Marcet, Drawing, machine for sampling seawater at depth by [LFM], 1819, PT/73/7/11, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/pt_73_7_11/drawing-machine-for-sampling-seawater-at-depth-by-lfm, accessed on 09 February 2026
Link to this record
https://makingscience.royalsociety.org/items/pt_73_7_11/drawing-machine-for-sampling-seawater-at-depth-by-lfm
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Related Publications
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On the specific gravity and temperatures of sea-waters, in different parts of the ocean, and in particular seas; with some account of their saline contents External link, opens in new tab.
Date: 31st December 1833
DOI: 10.1098/rspl.1815.0106
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XII. On the specific gravity, and temperature of sea waters, in different parts of the ocean, and in particular seas; with some account of their saline contents External link, opens in new tab.
Date: 31st December 1819
DOI: 10.1098/rstl.1819.0014
Related Records
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Paper, 'On the specific gravity, and temperature of sea waters, in different parts of the ocean, and in particular seas; with some account of their saline contents' by Alex [Alexander] Marcet
Creator: Alexander John Gaspard Marcet Reference number: PT/13/14
Hierarchy
This item is part of:
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-
Illustrations produced for the Philosophical Transactions of the Royal Society, 1807-1833
1807-1833 Reference number: PT/73 -
Illustrations produced for the Philosophical Transactions of the Royal Society, volume 109
1818-1819 Reference number: PT/73/7
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Philosophical Transactions
The 'Philosophical Transactions' collection comprises manuscript versions of papers published in The Philosophical Transactions of the Royal Society, the world’s first and longest continuously running journal dedicated to science.
Dates: 1802 - 1865
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