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The Royal Society: Science in the Making

Paper, 'A description of a water level to be fixed to Davis's Quadrant whereby an observation may be taken at sea in thick and hazy weather without seeing the horizon' by Charles Leigh

Reference number: CLP/8ii/73

Date: 1737

Description

Description of an artificial horizon designed by Leigh to be attached to a Davis's quadrant (John Davis (c.1550–1605)). An addition to aid in navigation at sea when visibility is poor. Includes a figure of the water level in coloured ink.

Subject: Navigation / Scientific apparatus and instruments

Read to the Royal Society on 3 November 1737

Published in Philosophical Transactions as ' A description of a water-level to be fix'd to Davis's quadrant, whereby an observation may be taken at sea, in thick and hazy weather, without seeing the horizon'

Reference number
CLP/8ii/73
Earliest possible date
1737
Physical description
Ink on paper
Page extent
6 pages
Format
Manuscript

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Citation

Paper, 'A description of a water level to be fixed to Davis's Quadrant whereby an observation may be taken at sea in thick and hazy weather without seeing the horizon' by Charles Leigh, 1737, CLP/8ii/73, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/clp_8ii_73/paper-a-description-of-a-water-level-to-be-fixed-to-daviss-quadrant-whereby-an-observation-may-be-taken-at-sea-in-thick-and-hazy-weather-without-seeing-the-horizon-by-charles-leigh, accessed on 14 October 2024

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  • Classified Papers

    Dates: 1592-1741

    The 'Classified Papers' of the Royal Society are papers from British and international natural philosophers and scholars categorised according to subject areas.

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