Reference numberCLP/8ii/58
TitlePaper, 'Description and life of an apparatus added as an improvement to Davis's quadrant consisting of a mercurial level for taking the co-altitude of the sun or star at sea without the visual assistance of the sensible horizon which frequently is obscure' by Charles Leigh
DescriptionQuadrant also known as Davy's quadrant.
Two copies of testimonial signed by Thomas Strachey, Thomas Griffin, J Irving, William Slanning
Figure of apparatus attached
Read to the Royal Society on 28 June 1739
Subject: Astronomy / Navigation / Instrument
Physical descriptionInk on paper
Access statusOpen
Related materialDOI: 10.1098/rstl.1737.0073
Printed in 'Philosophical Transactions', vol 40, no 451, p 417
Related records in the catalogueRBO/21/64
Fellows associated with this archive
NA5710Leigh; Charles (1662 - 1717); physician and naturalist1662 - 1717
Add to My Items

    Collection highlights

    Browse the records of some of our collections, which cover all branches of science and date from the 12th century onwards. These include the published works of Fellows of the Royal Society, personal papers of eminent scientists, letters and manuscripts sent to the Society or presented at meetings, and administrative records documenting the Society's activities since our foundation in 1660.

    The Royal Society

    The Royal Society is a Fellowship of many of
    the world's most eminent scientists and is the
    oldest scientific academy in continuous existence.
    Registered charity number 207043

    Website design ©CalmView


    + 44 207 451 2500
    (Lines open Mon-Fri, 9:00-17:00. Excludes bank holidays)

    6-9 Carlton House Terrace, London SW1Y 5AG

    Email Us →


    Subscribe to our newsletters to be updated with the
    latest news on innovation, events, articles and reports.

    Subscribe →

    © CalmView