Reference numberCLP/8ii/39
TitlePaper, further account of an instrument for taking angles by John Hadley
DescriptionFigure in text and engraved figure attached
In May, 1731, I communicated to the Society the description of a new instrument for taking angles, and produced a specimen of an instrument made accordingly.
Use of the instrument demonstrated on the Chatham-Yacht, 30 August to the 1 September 1732. Altitudes of the sun were recorded.
Read to the Royal Society on 15 March 1732
Subject: Astronomy / Navigation
Access statusOpen
Related materialPrinted in 'Philosophical Transactions', vol 37, no 425, p 352
Related records in the catalogueRBO/18/30
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