Record

Reference numberCLP/8ii/73
LevelFile
TitlePaper, '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
Date[1737]
DescriptionDescription 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'
LanguageEnglish
Extent6p
FormatManuscript
Physical descriptionInk on paper
Digital imagesView item on Science in the Making
Access statusOpen
Related materialDOI: 10.1098/rstl.1737.0072
Related records in the catalogueRBO/21/1
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